Disease by molecular mechanism

This early-stage study tests a vaccine called AV-1959D in 48 people with early Alzheimer's disease. The vaccine aims to train the immune system to target harmful amyloid plaques in the brain. The main goal is to check if the vaccine is safe and tolerable.

This study follows 165 children who previously took dabrafenib and/or trametinib for certain brain tumors. Researchers want to see if these drugs are safe over the long term and how they affect growth. The children continue their treatment and are monitored for side effects and d…

This study tests an experimental drug called CAEL-101 in 125 people with a rare disease called AL amyloidosis, where abnormal proteins build up in organs like the heart and kidneys. The drug is designed to remove those protein deposits. The goal is to see if it helps people live …

This study investigates whether combining the medication lovastatin with intensive reading tutoring can improve reading abilities in children and young adults (ages 8-20) with Neurofibromatosis Type 1 (NF1) who have reading disabilities. Participants first receive either lovastat…

This phase 2 trial tests whether allopregnanolone, a natural hormone, can safely help repair the brain in people with early Alzheimer's disease. About 100 volunteers aged 55 to 80 will receive weekly infusions of the drug or a placebo for several months. Researchers will measure …

This Phase 2 study tests an experimental drug called BIIB080 in people with mild cognitive impairment or mild dementia due to Alzheimer's disease. The drug is injected into the fluid around the spinal cord every 12 or 24 weeks. Researchers want to see if it can slow the worsening…

This study tests an experimental drug called ONO-2808 in people with multiple system atrophy (MSA), a rare and serious brain disease. About 92 participants will receive either the drug or a placebo daily for up to 80 weeks. The goal is to see if the drug is safe and might help co…

This phase 3 study tests Coagadex, a human clotting factor X, in 15 adults with acquired factor X deficiency caused by AL amyloidosis. The goal is to see if it safely stops active bleeding and helps manage bleeding during surgery. Participants receive the drug on demand for bleed…

This study compares a targeted drug called selumetinib to standard chemotherapy (carboplatin/vincristine) in children aged 2 to 21 with neurofibromatosis type 1 (NF1) and low-grade glioma, a type of brain tumor. The goal is to see if selumetinib works as well or better at control…

This phase 3 trial tests whether CAEL-101, an antibody that removes abnormal protein deposits from organs, can help people with AL amyloidosis live longer and avoid heart-related hospital stays. About 281 participants who have not yet received treatment for their plasma cell diso…

This study tests different dosing schedules of the drug donanemab in about 1,175 people with early symptomatic Alzheimer's disease. The goal is to find a regimen that lowers brain amyloid plaques while reducing the risk of a side effect called ARIA-E (brain swelling or small blee…

This study tests a drug called selumetinib in children and young adults (ages 3-18) with neurofibromatosis type 1 (NF1) who have nerve tumors that cannot be removed by surgery. The goal is to see if the drug can shrink or slow the growth of these tumors. Participants take the dru…

This phase 2 trial tests whether leuprolide (Eligard), a drug that lowers certain hormones, can slow memory and thinking decline in 180 women with mild Alzheimer's or mild cognitive impairment. All participants are already taking donepezil. The study compares leuprolide injection…

This early-stage study tests a combination of two drugs, avutometinib and defactinib, in children and young adults (ages 3 to 30) with advanced or recurrent solid tumors that have specific genetic changes. The main goal is to find the safest dose with the fewest side effects. The…

This study tests an experimental drug called RO7126209 (Trontinemab) in people with early to moderate Alzheimer's disease. The drug is given by IV infusion and aims to reduce amyloid plaques in the brain, a hallmark of Alzheimer's. About 241 participants will receive either the d…

This study tests if a new growth hormone medicine (somapacitan) given once a week works as well as the standard daily growth hormone (Norditropin) for children who are very short due to being born small, or having Turner syndrome, Noonan syndrome, or unknown causes. About 412 chi…

This Phase 2 trial tests whether a patient's own stem cells, injected into the spinal fluid, can slow the progression of multiple system atrophy (MSA), a rare and fatal brain disease. The study involves 71 adults aged 30-70 with early-stage MSA. Researchers will measure changes i…

This early-stage trial tests a combination of three drugs—venetoclax, ixazomib, and dexamethasone—in 24 patients with light chain amyloidosis that has returned or not responded to prior treatment. The study focuses on finding the safest dose and checking side effects. All partici…

This study tests whether the drug rapamycin is safe and tolerable for older adults with mild memory problems or early Alzheimer's disease. About 40 participants will take rapamycin for 12 months while researchers monitor side effects and changes in memory and thinking. The goal i…

This study tests a granule (sprinkle) form of the drug selumetinib in children aged 1 to under 7 years who have neurofibromatosis type 1 (NF1) with painful, inoperable tumors. The goal is to find the right dose, check safety, and see if it shrinks tumors. About 36 children will t…

This study tests a drug called eplontersen in Chinese adults with a heart condition caused by abnormal protein buildup. The goal is to see if the drug lowers that protein and is safe over time. Participants will be randomly assigned to receive the drug or a placebo for 24 weeks, …

This study tests an investigational drug called lecanemab in people aged 55-80 who have early signs of Alzheimer's-related brain changes but no memory problems yet. The goal is to see if the drug can slow cognitive decline and reduce amyloid buildup over about 4 years. Around 140…

This study tests whether benfotiamine, a form of vitamin B1, can safely slow memory and thinking decline in people with early Alzheimer's. About 406 adults aged 50-89 with mild symptoms will take the drug or a placebo for up to 72 weeks. Researchers will measure changes in cognit…

This study tests whether the drug tafamidis can safely stop the progression of ATTR amyloidosis in people who have already received a heart transplant. About 25 stable patients will take tafamidis daily for 12 months. Researchers will measure changes in blood protein levels, nerv…

This phase 2 trial tests a drug combination including daratumumab for people with AL amyloidosis, a rare disease where abnormal proteins damage organs, especially the heart. The study has two groups: one gets the full combo right away, the other starts some drugs later. Researche…

This Phase 3 trial tests an experimental drug called amlenetug in 401 people with multiple system atrophy (MSA), a rare and serious brain disorder. The goal is to see if the drug can slow the worsening of symptoms and improve survival. Participants receive either the drug or a pl…

This phase 2 study tests a vaccine called JNJ-64042056 in 55 people with very early signs of Alzheimer's (no symptoms yet but tau buildup in the brain). The vaccine is designed to train the immune system to attack tau protein, which forms tangles in Alzheimer's. Participants rece…

This early-stage trial tests a drug called NIO752 in 38 people with mild Alzheimer's or mild cognitive impairment due to Alzheimer's. The drug is given as one or two injections into the spinal fluid to see if it can lower levels of tau protein, a key marker of Alzheimer's damage.…

This phase 3 study tests whether donanemab, an antibody given through an IV, can safely slow cognitive decline in 1500 people with early Alzheimer's. Participants receive either the drug or a placebo for up to 93 weeks. The main goal is to measure changes in thinking and daily fu…

This study tests a drug called ACP-204 for treating psychosis (hallucinations or delusions) in people with Lewy body dementia. It is a 52-week open-label extension, meaning all 126 participants will receive the drug. The main goal is to check for side effects over the long term. …

This expanded access program offers the experimental drug zervimesine (CT1812) to people aged 50 to 86 with mild-to-moderate dementia with Lewy bodies. Participants take one 100 mg pill daily for up to a year. The goal is to provide access to the drug and collect long-term safety…

This study tests a drug called trametinib in children with a rare blood cancer (juvenile myelomonocytic leukemia) that has returned or not responded to treatment. The drug works by blocking certain enzymes that help cancer cells grow. The goal is to see if it can shrink or contro…

This Phase 1 study tests the safety of OLX-07010, a drug designed to stop tau proteins from clumping in the brain—a hallmark of Alzheimer's disease. Researchers will give single or multiple doses to 88 healthy adults and elderly volunteers to see how the body handles the drug and…

This study looks at whether taking selumetinib with a low-fat meal reduces stomach problems in teenagers with neurofibromatosis type 1 (NF1) who have tumors that cannot be removed by surgery. About 24 teens will take the drug under both fed and fasted conditions to compare drug l…

This study aimed to test a drug called BAC in people with Alzheimer's disease or vascular dementia. The goal was to see if it could improve thinking and memory, and to check for side effects. However, the trial was withdrawn before any participants were enrolled, so no results ar…

This study tests an experimental daily pill (RO7269162) in 256 people who either have brain plaques but no symptoms, or have mild memory problems due to Alzheimer's. Participants take the pill or a placebo for about 1.5 years, with regular check-ups to monitor safety and brain ch…

This study tests whether a daily pill called buntanetap can help people with early Alzheimer's disease think more clearly and handle daily tasks better. About 760 adults aged 55-85 will take either the drug or a placebo for 18 months. Researchers will check memory, thinking, and …

This study tests a new drug called DAY101 (tovorafenib) against standard chemotherapy for children and young adults with a type of brain tumor called low-grade glioma that has a specific gene change (RAF alteration). The goal is to see if the new drug works better at shrinking tu…

This study tests a drug called selumetinib in 32 Chinese children and adults with neurofibromatosis type 1 (NF1) who have nerve tumors that cannot be surgically removed. The goal is to check the drug's safety and how well it works at shrinking these tumors. Participants take the …

This study tests a drug called selumetinib in children and young adults with low grade glioma that has come back or not responded to other treatments. The drug works by blocking certain enzymes that help tumor cells grow. The goal is to find the best dose and see if it can shrink…

This study is for people with systemic amyloidosis, a disease where abnormal proteins build up in organs. It tests the long-term safety of an experimental drug called AT-02. About 120 adults will receive the drug and be monitored for side effects and how the drug behaves in the b…

This study tests a device that delivers specific light and sound patterns to the brain, aiming to slow the progression of mild-to-moderate Alzheimer's disease. About 670 participants will use the device at home for an hour daily over a year, with half receiving a sham (inactive) …

This study tests a drug called mirdametinib in 114 adults and children with a genetic condition called NF1 that causes nerve tumors (plexiform neurofibromas) that cannot be removed by surgery and cause serious problems. The drug works by blocking a protein that helps tumors grow.…

This trial aimed to test an experimental drug called CM-336 for people with AL amyloidosis that has returned, not responded to treatment, or only partially responded after initial therapy. The drug works by helping the immune system attack and destroy harmful cells. However, the …

This phase 2 trial tests the drug trametinib in 45 people aged 2 months to 30 years with vascular anomalies caused by changes in the Ras/MAPK pathway. Participants take trametinib daily for up to 3 years. The study measures whether the drug shrinks lesions, improves quality of li…

This phase 2 trial tests the drug trametinib in children and young adults (ages 1 month to 25 years) with low-grade glioma or plexiform neurofibroma that has not responded to prior treatment. Participants take a daily oral dose for up to 18 cycles. The study aims to see if the dr…

This study tests whether a daily 10 mg pill called Xanamem can safely slow memory and function loss in people with mild or moderate Alzheimer's dementia. About 247 participants will receive either Xanamem or a placebo for 36 weeks, with an option to continue the drug for up to 10…

This study tests whether regular warm-water baths can improve blood sugar control and brain energy use in healthy adults aged 65 and older who are at risk for Alzheimer's disease. Over 10 weeks, 60 participants will soak in warm water three times a week. Researchers will measure …

This study is checking the long-term safety of a drug called eplontersen in people with ATTR-CM, a heart condition caused by abnormal protein buildup. About 1400 adults who completed earlier studies will receive eplontersen injections. Researchers will monitor side effects, kidne…

This study tests a new drug called PRI-002 in 304 people with mild memory problems or early Alzheimer's. The drug aims to break apart harmful protein clumps in the brain that are linked to Alzheimer's. Researchers want to see if it is safe and can slow down memory and thinking de…

This study tests whether blood plasma from young, healthy, and very fit donors is safe and can help people with early Alzheimer's disease. Sixty patients aged 50-75 will receive monthly transfusions of either this 'exercise plasma' or a saltwater placebo over a year. Researchers …

This study tests whether a home-based program combining cognitive exercises (like puzzles) with mild brain stimulation can improve thinking and memory in older adults with mild cognitive impairment or late-life depression. About 40 participants will use the program at home with h…

This study tests an experimental drug called Lu AF82422 in 64 people with multiple system atrophy (MSA), a rare and serious brain disease. The goal is to see if the drug can slow down the worsening of symptoms like movement problems and daily living difficulties. Participants rec…

This study tests whether deep brain stimulation (DBS) can improve thinking and memory in people with early Alzheimer's disease. Two participants will have electrodes implanted in a brain area that produces a key chemical for memory. The goal is to see if daily, one-hour stimulati…

This study tests whether a person's own stem cells can be safely injected into the spinal fluid to treat multiple system atrophy (MSA), a rare and serious brain disease. About 30 adults aged 30-80 with MSA will receive the treatment. The main goal is to check for side effects, an…

This study tests whether lecanemab can slow memory and thinking decline in people with early Alzheimer's disease. About 1,900 participants received either the drug or a placebo for 18 months, followed by an open-label extension where everyone can get lecanemab. The main goal is t…

This Phase II trial tests whether high-dose vitamin D (4,000 IU daily) can correct deficiency and slow cognitive decline better than standard doses in 180 older adults aged 65-90. Participants include those with normal thinking, mild impairment, or early Alzheimer's. The study la…

This phase 2 trial is testing whether a combination of two drugs, dasatinib and quercetin, is safe and feasible for people with early-stage Alzheimer's or mild cognitive impairment. The drugs aim to clear aging 'senescent' cells that may contribute to brain damage. 48 participant…

This study is monitoring 110 adults in Korea who are taking Vyndamax (tafamidis) for a rare heart condition called ATTR-CM. The goal is to track side effects and see how well the drug works over 10 years in everyday medical practice. Researchers will check heart function and symp…

This early-phase study tests a new drug called ERAS-601, alone or with other cancer treatments, in adults with advanced solid tumors that have not responded to standard therapies. The main goals are to find safe doses and check for side effects. About 90 participants will take pa…

This study tests whether ATI-045 can safely reduce eczema symptoms like redness, itching, and skin patches in people with moderate-to-severe disease. About 110 adults who haven't had success with topical treatments will receive either the drug or a placebo. The main goal is to se…

This study tests the drug selumetinib in adults with neurofibromatosis type 1 (NF1) who have painful, inoperable nerve tumors called plexiform neurofibromas. About 145 participants will receive either selumetinib or a placebo to see if the drug can shrink the tumors and reduce pa…

This study tests whether adding sodium benzoate (a common food preservative) to brain stimulation therapy can improve thinking and memory in people with early Alzheimer's or mild cognitive impairment. 140 participants will receive two weeks of brain stimulation and then 24 weeks …

This study looks at how often older adults (62+) who are worried about memory loss should take dance or music classes to boost brain health and physical fitness. Over 6 months, 165 participants will attend 1, 2, or 3 group classes per week. Researchers will measure changes in mem…

This study tests a drug called vosoritide in 56 children with short stature caused by certain genetic conditions. The drug targets the growth plate to help children grow faster. Participants are observed for 6 months, then treated with daily injections for 12 months to check safe…

This early-phase study tests a lab-made protein (recombinant human serum albumin) in 30 people with mild to moderate Alzheimer's. Participants receive one of three doses to check safety and any effect on thinking skills. The goal is to see if this treatment can help control the d…

This study tests a new medicine called exidavnemab in people with mild to moderate Parkinson's disease or multiple system atrophy. The main goal is to check if the drug is safe and how the body processes it. Participants will receive either the drug or a placebo, and researchers …

This study tests a drug called selumetinib in adults with neurofibromatosis type 1 (NF1) who have nerve tumors that cannot be removed by surgery. The goal is to see if the drug can shrink these tumors or slow their growth. Participants take the drug twice daily and are monitored …

This study tests lecanemab, an antibody that targets amyloid plaques in the brain, in 40 people who carry a gene mutation that causes early-onset Alzheimer's. Participants previously received another anti-amyloid drug and will now receive lecanemab to see if it can fully clear am…

This study tests whether adding daratumumab back to pomalidomide and dexamethasone can improve complete remission rates in 15 adults with relapsed or refractory AL amyloidosis who have already received daratumumab. Participants receive the three-drug combination to control the di…

This Phase 3 trial tests an experimental drug called ALXN2220 in about 1,180 adults with transthyretin amyloid cardiomyopathy (ATTR-CM), a condition where abnormal protein builds up in the heart, causing heart failure. The drug is designed to remove those protein deposits. Partic…

This Phase 2 trial tests whether a sleep-deepening drug (lower-sodium oxybate) or a nerve-stimulating device (non-invasive vagus nerve stimulation), or both, can help clear amyloid-beta protein from the brain in people with cerebral amyloid angiopathy (CAA). Sixty participants wi…

This study is for people with a rare heart condition called ATTR amyloidosis with cardiomyopathy, where abnormal protein builds up in the heart. It tests the long-term safety and effectiveness of a drug called vutrisiran, given as an injection every three months. About 700 adults…

This study aimed to test a monthly injection called ION-682884 in people with TTR amyloid cardiomyopathy, a condition where abnormal protein deposits damage the heart. Only patients who had already completed a 2-year study of a similar drug (inotersen) were eligible. The goal was…

This study tests whether a smartphone app that coaches older adults to eat more protein can help them maintain muscle mass and strength. Researchers will enroll 140 participants who are open to changing their diet and using an app. The app provides personalized nutritional coachi…

This early-phase trial tests whether adding the drug isatuximab to standard chemotherapy can safely treat people with high-risk AL amyloidosis, a rare disease where abnormal proteins damage organs. Eleven participants will receive the combination to see if it reduces toxicity and…

This study tests a surgical procedure that aims to improve the brain's waste-clearing system in people with Alzheimer's disease. The surgery involves relieving pressure on lymphatic vessels in the neck and connecting a lymph node to a vein to help drain harmful proteins. Research…

This phase 2 trial is testing whether adding a new drug called E2814 to the existing Alzheimer's drug lecanemab can better slow the disease in people with early Alzheimer's. The study involves 105 participants and will measure changes in tau protein levels in spinal fluid and bra…

This study tests whether olive pomace oil, a type of olive oil, can lower brain inflammation in people with early-stage Alzheimer's. Researchers will give 40 Alzheimer's patients and 40 healthy adults meals containing either pomace oil or a different oil, then measure blood marke…

This study tests whether experimental drugs can slow down memory and thinking problems in people who have a gene mutation that causes Alzheimer's disease. About 490 adults aged 18-80 with this genetic risk are taking either a study drug or a placebo. The goal is to see if the dru…

This study tests whether two drugs, E2814 and lecanemab, can slow the progression of Alzheimer's in people who carry a gene mutation that causes the disease. About 197 participants will receive either the drugs or a placebo over 2 to 4 years. Researchers will measure changes in t…

This trial is testing whether adding hydroxychloroquine to two targeted cancer drugs (dabrafenib and trametinib) can help children and young adults with certain brain tumors that have come back or not responded to treatment. The study includes patients with specific genetic chang…

This early-stage trial tests a gene therapy called AAV2-GDNF for multiple system atrophy (MSA), a rare and serious brain disorder. Nine adults with MSA will receive either the gene therapy or a sham surgery. The main goal is to check safety, but researchers will also look for any…

This study tests a modified plan to prevent and treat cytomegalovirus (CMV) infection in people with blood cancers who have had a donor stem cell transplant. CMV is a common virus that can cause serious problems after transplant. The study involves 153 participants and looks at w…

This study tests a new medicine called ONO-2020 in 240 people with mild to moderate Alzheimer's disease. The goal is to see if it can safely improve memory and thinking skills. Participants will receive either the drug or a placebo for 26 weeks, and researchers will track side ef…

This study tests a program that uses a smartphone app, an activity tracker, phone coaching, and rewards to help adults in rural Kentucky eat more fruits and vegetables, cut down on fat, get more exercise, and spend less time on screens. About 279 participants will use the app and…

This study tests whether using focused ultrasound to temporarily open the blood-brain barrier can safely help standard antibody therapy reach the brain in people with mild Alzheimer's or mild cognitive impairment. About 15 participants will receive the combined treatment. The goa…

This study tests a drug called vutrisiran in 655 adults with a rare heart condition caused by abnormal protein buildup (ATTR amyloidosis with cardiomyopathy). The drug is given as a shot every 3 months and aims to reduce deaths and heart-related hospital stays. The goal is to see…

This study tests a new drug called PMN310 in people with early Alzheimer's disease. The goal is to see if it is safe and if it can reduce signs of the disease in the brain. About 144 participants will receive multiple doses of the drug or a placebo. This is an early-phase trial, …

This study tests whether a second round of treatment with ALXN2220 is safe and can improve heart function in people with transthyretin amyloid cardiomyopathy, a condition where abnormal proteins build up in the heart. About 35 adults who previously received the drug will get it a…

This study tests whether a drug made from Ginkgo Biloba extract (Egb761) can lower a key Alzheimer's protein in the blood and improve thinking skills. Fifty adults with mild memory problems will take the drug twice daily for 6 months. The goal is to see if it can reduce brain dis…

This phase 2 trial tests whether daratumumab, an antibody that targets cancer cells, can improve outcomes for people with multiple myeloma after they receive a stem cell transplant. The study involves 31 participants and is currently active but not recruiting. The main goal is to…

This study looks at the long-term safety and effects of a drug called eplontersen in people with a rare inherited nerve disease called hATTR-PN. About 151 participants who completed earlier studies will receive regular injections of eplontersen. The goal is to see if the drug rem…

This pilot study tests whether lamivudine, an antiviral drug used for HIV, can lower levels of brain-damage-related proteins in the blood of people with mild cognitive impairment (MCI) who also have early signs of Alzheimer's disease. Twenty-three participants will take lamivudin…

This phase 2 trial is testing whether the oral chemotherapy drug ixazomib can help control AL amyloidosis after initial treatment. Seventeen adults with the disease will take ixazomib along with low-dose dexamethasone to see if it delays organ progression or the need for more the…

This study looks at whether the drug eplontersen can reduce abnormal protein buildup in the heart for people with a condition called ATTR-CM. About 150 participants from a larger trial will get heart scans after 140 weeks of treatment. The goal is to see if the drug helps clear t…

This study tests whether the drug idebenone can slow or prevent the progression of a sleep disorder called iRBD into Parkinson's disease or similar brain conditions. About 142 adults aged 40-75 with iRBD will receive either idebenone or a placebo for 5 years. Researchers will tra…

This study tests the long-term safety of an experimental drug called NNC6019-0001 in people with transthyretin amyloid cardiomyopathy, a rare heart disease that can lead to heart failure. All 80 participants have already completed an earlier study and will receive the drug every …

This Phase 3 study tests an injected drug called remternetug against a placebo in 1,400 people with early Alzheimer's who are at risk for worsening memory and thinking. The goal is to see if the drug can delay or prevent meaningful decline in daily function. Participants may be i…

This study tests a new growth hormone medicine called somapacitan, given once a week, in 47 children who are very short due to being born small for gestational age, or having Turner syndrome, Noonan syndrome, or idiopathic short stature. The main goal is to see if it is safe and …

This study tests whether treating severe gum disease can slow down Alzheimer's disease. Researchers will give 26 people with both conditions deep dental cleaning, extractions if needed, and oral hygiene training. Over 24 months, they will track memory, thinking skills, and brain …

This study is testing a new medicine called VY7523 in 52 people with early Alzheimer's disease. The goal is to see if the drug is safe and how it works in the brain. Some participants will get the drug, others a placebo, and the study lasts up to 12 months for the highest dose gr…

This study tests an experimental drug called GSK4527226 in 367 people with early Alzheimer's (mild memory problems or mild dementia). Participants receive either a low dose, high dose, or placebo through an IV. The goal is to see if the drug can slow down declines in memory and d…

This Phase 2 trial tests whether sabirnetug, given as an IV infusion every four weeks, can slow cognitive and functional decline in people with early Alzheimer's disease. About 542 participants will receive either sabirnetug or a placebo. The main outcome is change in a combined …

This study is checking the long-term safety of a drug called acoramidis in people with a rare heart condition called transthyretin amyloid cardiomyopathy. About 389 participants who finished a previous 30-month trial will take acoramidis twice daily for up to 5 years. Researchers…

This study tests a new, more stable version of the chemotherapy drug melphalan in people with multiple myeloma or AL amyloidosis who are getting a stem cell transplant. The goal is to find the best dose that reaches a target level in the body, while possibly causing fewer side ef…

This study tests a new medicine called AR1001 in people with early Alzheimer's disease. About 1,535 participants will take either the drug or a placebo for 52 weeks to see if it slows memory and thinking decline. The goal is to control the disease, not cure it, and researchers wi…

This phase 2 trial tests whether an experimental drug called XBD173 can improve blood flow in the brains of people with Alzheimer's disease. About 51 participants will take the drug or a placebo for 28 days. Researchers will use MRI scans and blood tests to measure changes in bra…

This study tests whether a daily soy-based supplement called Equol can slow down stiffening of the arteries, small blood vessel damage in the brain, and memory decline. About 369 older adults (ages 65-85) will take Equol or a placebo for two years. Researchers will measure artery…

This trial aimed to test the safety of giving four infusions of a patient's own fat-derived stem cells to people with early Alzheimer's disease. It was designed for adults aged 50-85 with mild cognitive impairment or early-stage Alzheimer's. However, the study was withdrawn befor…

This Phase 2 trial tests an experimental drug called CT1812 in 540 people with early Alzheimer's disease. Participants receive either the drug or a placebo for 18 months. The goal is to see if CT1812 can slow declines in memory, thinking, and daily function. The study is active b…

This study tests whether the antibiotic ceftriaxone can improve thinking and memory in people with mild to moderate Parkinson's disease dementia. About 100 participants will receive either ceftriaxone or a placebo intravenously twice a week. The main goal is to see if ceftriaxone…

This early-phase trial tests a personalized vaccine (ALZN002) made from a patient's own immune cells, designed to train the body to attack amyloid plaques in the brain. Thirty people with mild-to-moderate Alzheimer's will receive either the vaccine or a placebo. The main goal is …

This study tests an AI tool called AIDP that analyzes MRI scans to help diagnose Parkinson's disease and two similar conditions (MSA and PSP). Researchers at 21 sites will compare the AI's diagnosis to that of movement disorder specialists. The goal is to see if the tool can impr…

This study uses special brain scans (PET imaging) to measure amyloid buildup—a protein linked to Alzheimer's—in healthy older adults, people with mild memory problems, and those with dementia. Participants receive scans every 2-3 years for up to 20 years to see how amyloid change…

This large study tests whether a simple iPad-based cognitive test, called MyCog, can help primary care doctors detect early dementia and cognitive impairment in underserved communities. Over 57,000 older adults from 24 clinics will take the test during routine visits. The goal is…

This study explores whether a self-administered digital test called eSAGE, combined with information from electronic health records and machine learning, can help detect early signs of cognitive impairment, including dementia and Alzheimer's disease. Researchers will analyze data…

This study tests a new radioactive tracer called Fluselenamyl for PET scans to detect beta-amyloid plaques in the brain, a hallmark of Alzheimer's disease. Researchers will check its safety and how well it works in 60 healthy volunteers and people with mild cognitive impairment o…

This study aimed to see if a special fMRI scan (fMRI-SAM) could help detect Alzheimer's disease early. Researchers planned to compare brain activity in 25 people with Alzheimer's, 25 with mild memory problems (MCI), and 60 healthy adults. The goal was to find differences that mig…

This early-phase study tests whether a single injection of pramlintide, a diabetes drug, can temporarily increase levels of Alzheimer's-related proteins in the blood, potentially revealing early signs of the disease. Researchers will measure changes in beta-amyloid and tau protei…

This study compares a new ultra-high resolution PET/CT scanner, the NeuroEXPLORER, with standard clinical PET/CT scanners for imaging the head and neck. Researchers aim to see if the new device provides more detailed images to improve diagnosis of conditions like dementia, Parkin…

This study is developing a web-based app that analyzes how you speak and remember things to quickly detect early cognitive problems like dementia or Alzheimer's. Researchers will enroll 500 people (healthy adults over 45 and those already diagnosed with mild cognitive impairment …

Stanford University is developing a mobile app that uses video of a simple physical test (the Short Physical Performance Battery) to assess physical and cognitive function in older adults. The study will collect video data from 30 healthy volunteers to train the app's AI. The goa…

This study is looking for better ways to diagnose Parkinson's disease using samples that are easy to collect, like blood, skin, and nasal swabs. Researchers will compare these samples from 340 people, including those with Parkinson's, Alzheimer's, and healthy volunteers. The goal…

This study uses a special brain scan called DaTscan to look at how certain brain diseases affect the brain. Researchers will scan 500 adults with conditions like Parkinson's disease, dementia, mild cognitive impairment, or REM sleep behavior disorder. The goal is to see if DaTsca…

This study is testing whether a blood test can identify people who have Alzheimer's-related brain changes, even if they have no memory problems. Researchers will enroll 2000 adults aged 50-80, some with risk factors like family history. The goal is to see if the blood test can ac…

This study is testing a way to find cardiac amyloidosis—a rare but serious heart condition—earlier in people aged 65 and older. Researchers in Turkey will screen 800 patients at family medicine clinics using simple blood tests and medical history. The goal is to see if this appro…

Researchers at Mayo Clinic are testing whether measuring brain stiffness with a special MRI scan (magnetic resonance elastography) can serve as a new biomarker for Alzheimer's disease. The study will enroll 450 adults, including healthy volunteers, people with mild cognitive impa…

This study is testing whether a set of memory and thinking tests, usually done in person, can be given remotely over a video call. Researchers will compare results from in-person and remote versions to see if they match. If it works, it could make dementia assessments easier for …

This study aimed to test a computer algorithm that uses insurance claims data to identify people with ATTR amyloidosis, a rare disease that affects the heart and nerves. Researchers planned to check how well the algorithm worked by reviewing medical records. However, the study wa…

This study tests an 8-week group program called My Healthy Brain for adults aged 50 and older who have memory concerns but not dementia. The program teaches about lifestyle factors like exercise, sleep, and diet that may help prevent dementia. Researchers want to see if the progr…

This study tests whether metformin, a drug used for diabetes, can prevent Alzheimer's dementia in people with mild cognitive impairment (MCI). Over 18 months, 326 overweight adults aged 55-90 with MCI will receive either metformin or a placebo. Researchers will track memory, brai…

This study tests whether following the MIND diet for 2 to 3 years can slow cognitive decline and reduce dementia risk in people aged 55 and older who have had an ischemic stroke. The MIND diet combines elements of the Mediterranean and DASH diets, with extra emphasis on leafy gre…

This study tests whether a pharmacist-led program to stop certain medications (anticholinergics) can lower dementia risk in older adults. 344 participants aged 65+ who take these drugs will be followed for 2 years, comparing cognitive changes and quality of life between those who…

This 7-year study tests whether a combination of mild electrical brain stimulation (tDCS) and computer-based memory exercises can slow mental decline and prevent Alzheimer's dementia. It involves 375 older adults with mild cognitive impairment or depression (both risk factors for…

This study tests whether donanemab, a monthly infusion, can delay or prevent memory and thinking problems in people who have early signs of Alzheimer's disease but no symptoms yet. About 3000 participants with a positive blood test for Alzheimer's-related proteins are being follo…

This study looks at whether memantine, a drug already used for Alzheimer's symptoms, might help prevent the disease in people at high risk. Researchers are testing it in 32 adults aged 50 to 65 who have a family history of dementia and carry the ApoE4 gene. The main goal is to se…

This study looks at whether long-term, high-intensity indoor cycling can slow or delay Alzheimer's-related brain changes in healthy older adults (ages 65-80) who carry the APOE ε4 gene, a known risk factor. Participants, who are currently inactive, will use a Peloton bike at home…

This study tests a website called 'Small Steps' that helps people aged 65 and older make small changes to their daily routines—like sitting less, moving more, and sleeping better—to reduce dementia risk. 88 participants will be split into two groups and followed for 36 weeks. The…

This study tests whether a device that plays brief, soft sounds during deep sleep can enhance brain wave activity in people with mild cognitive impairment due to Alzheimer's disease. Participants use the device at home each night for three months, with an optional three-month ext…

This study tests whether a special therapy using sights, sounds, touch, and other senses can help people with moderate Alzheimer's think clearer, feel calmer, and behave better. It also looks at whether this therapy reduces stress for their caregivers. Twenty-four people aged 65 …

This study tests a web-based support program called Hospital GamePlan4Care for caregivers of veterans with dementia who are discharged from skilled nursing facilities to home. Fifty-five caregivers will receive either the program (website, emails, and phone coaching) or basic hea…

This pilot study tests a mobile app called Brain CareNotes designed to reduce the burden on unpaid caregivers of people with Alzheimer's or related dementias who live in rural areas. About 60 caregivers will use either the Brain CareNotes app or a basic education app for six mont…

This study tests whether a safe, painless brain stimulation technique called tDCS can improve verbal learning in people with Alzheimer's disease. Researchers will compare active stimulation to a sham (fake) version in 90 participants with typical or language-based Alzheimer's. Th…

This study tests whether a wearable light device can help improve sleep and daily rhythms in people with Alzheimer's who have sleep problems. Researchers will also use activity trackers and blood tests to better understand the disease. About 162 participants will try the light th…

This study planned to test whether automated music therapy could help manage agitation and sleep problems in people with severe Alzheimer's living in nursing homes. An actigraph would detect sleep issues and trigger music sessions automatically. The trial was withdrawn before any…

This study looks at whether special video games (serious games) that combine physical and mental exercises are a good value for managing Alzheimer's disease. About 136 people with mild to moderate Alzheimer's will either play these games with a therapist or receive usual care. Re…

This study tests a telemedicine program called FOCUS that helps advanced cancer patients manage common symptoms like trouble sleeping, worry, tiredness, and low mood. The program uses counseling techniques delivered through a phone app. Researchers will enroll 120 adults with adv…

This study tests whether monthly alexandrite laser treatments can safely shrink or improve the look of skin tumors in adults with neurofibromatosis type 1 (NF1). Ten participants will receive up to six monthly laser sessions, with some areas treated with cooling and others withou…

This study tests whether taking a special olive oil (high in a compound called oleocanthal) along with curcumin (the active part of turmeric) is safe and might help shrink skin tumors in adults with neurofibromatosis type 1 (NF1). About 23 participants take the supplements twice …

This study tests a new way to match dementia caregivers with each other for emotional support using a computer algorithm. Researchers want to see if matching based on personal preferences leads to better satisfaction and less stress than random matching. About 355 caregivers of p…

This study tests whether using a device that delivers light and sound stimulation for 60 minutes each day is safe and practical for people with mild Alzheimer's. Fifteen participants will use the device at home for 6 to 9 months. The main goals are to see if people can stick with…

This study tests whether an oral oil containing THC and CBD can reduce agitation in people with dementia who are eligible for hospice care. About 120 participants will receive either the active drug or a placebo for 12 weeks. The main goal is to see if agitation scores improve af…

This study tests a headset that delivers flashing lights and clicking sounds at 40 times per second (40 Hz) for one hour daily. Researchers want to see if this stimulation improves visual processing and thinking in 20 people aged 60+ with Alzheimer's disease. Participants will ha…

This study tests a biodegradable tube that is placed over a cut nerve during a leg biopsy. The goal is to see if it is safe and reduces common side effects like pain, redness, and swelling. Twenty adults with various nerve conditions are taking part, and half will get the tube wh…

This study tests an online program called SAGE LEAF that teaches positive emotion skills to family caregivers of people with dementia. Over 6 weeks, participants learn techniques like gratitude and mindfulness through short lessons and daily practice. The goal is to see if the pr…

This pilot study tested whether a non-invasive brain stimulation technique called tDCS could improve cognitive and motor functions in older adults with mild Alzheimer's disease living in supportive housing. Eleven participants received either real or sham stimulation over 10 sess…

This study tests a 6-week online program called Learning Skills Together for family caregivers of people with Alzheimer's or related dementias. The program includes weekly group discussions and a workbook covering topics like communication, medication management, and home safety.…

This study tests a new, non-invasive brain stimulation technique called Temporal Interference Stimulation (TIS) in 40 people with early-stage Alzheimer's. Participants receive either real or sham stimulation for 2 weeks. Researchers will check if it improves thinking and memory r…

This study tests whether a non-invasive brain stimulation technique called paired associative stimulation (PAS) can improve memory and thinking in 150 older adults with mild cognitive impairment (MCI), a condition that often leads to Alzheimer's. Participants receive daily sessio…

This study tests whether special lights placed over doorways can help reduce nighttime falls in assisted living residents with Alzheimer's or related dementias. The lights are low-intensity and outline the bathroom or entry door, providing visual cues to improve balance. Research…

This early-stage trial tests whether monthly injections of Kybella (a drug that dissolves fat) can safely shrink skin tumors in people with Neurofibromatosis Type 1. Up to 15 adults will receive up to 6 monthly treatments, and researchers will compare treated and untreated tumors…

This study tests whether giving caffeine to adults aged 70 and older after major surgery can lower their risk of postoperative delirium—a state of sudden confusion. Researchers will compare low-dose and high-dose caffeine against a placebo in 250 participants. The goal is to see …

This study tests a structured care pathway for treating agitation and aggression in people with Alzheimer's disease. The pathway combines personalized activities with medication guidelines to reduce symptoms and avoid using too many drugs. Researchers will compare this approach t…

This study tests whether shining near-infrared light on the head (a device called NirsCure) can safely help people with mild-to-moderate Alzheimer's disease. 38 participants will either get real light or a sham treatment for 16 weeks, then everyone can get the real light for up t…

This study tests an 8-week program that helps people with mild dementia and their caregivers identify and use their strengths. The program includes workshops and a biography activity led by trained volunteers. Researchers will measure changes in thinking skills and caregiver conf…

This study looks at whether a ketogenic diet (high-fat, low-carb) is practical and safe for people with early-stage Alzheimer's disease over one year. The diet may provide an alternative energy source for the brain and reduce inflammation. Researchers will track diet adherence, b…

This study tests a tablet-based app called the Digital Memory Notebook (DMN) to help older adults with mild memory problems or early Alzheimer's manage everyday tasks like appointments and medications. Twenty participants will learn to use the app over six weekly sessions, then c…

This small, early-stage study tested a high-CBD, low-THC liquid spray for 8 weeks in 12 older adults with mild cognitive impairment or mild-to-moderate Alzheimer's who also had significant anxiety or agitation. The goal was to see if the treatment could reduce these behavioral sy…

This study tests whether a home-based telenursing program, led by a specialist nurse, can improve quality of life and reduce complications like falls for people with atypical parkinsonism (MSA or PSP). About 164 participants will receive proactive and reactive remote monitoring a…

This study tests whether a non-invasive brain stimulation technique called theta-burst stimulation (TBS) can improve cognitive function in people diagnosed with young-onset Alzheimer's disease (before age 65). Seventy participants will receive TBS to a specific brain area, and re…

This study tests a 12-week program called PERSEVERE for 502 family caregivers of people with Lewy body dementia (LBD). Caregivers are matched with a trained peer mentor who guides them through lessons on LBD and provides support. The goal is to see if this reduces caregiver strai…

This study tests if learning memory techniques (like mnemonics) can improve thinking and memory in adults over 50 who have mild memory concerns. 80 participants will either take memory training or just get information. The goal is to see if training helps and if benefits last up …

This study tests a website tool called WeCareToFeedDysphagia to see if it reduces stress and burden for people caring for older adults with Alzheimer's disease or related dementias who also have trouble swallowing. About 800 caregivers will be split into two groups: one gets acce…

This study looks at whether online community support and telemedicine can improve quality of life for people with Parkinson's disease, Lewy body dementia, and related conditions, as well as their caregivers. About 632 participants will receive palliative care training for their d…

This study tests whether daily exposure to a flickering gamma light is safe and tolerable for people with Parkinson's disease who experience freezing of gait—a sudden inability to step forward. Researchers will monitor side effects and see if the light therapy reduces freezing ep…

This study tests a set of virtual reality exergames in the Metaverse to help people with neurological conditions like multiple sclerosis, Parkinson's disease, stroke, and traumatic brain injury improve their cognitive skills. 25 participants will try games like virtual cooking an…

This study tests whether coaching for people with dementia and their caregivers can improve care and reduce future emergency room visits. About 19,200 participants aged 66 and older with Alzheimer's or related dementias will receive different combinations of support after an ER v…

This study tests whether monthly nurse-led coaching sessions over a year can help people with mild cognitive impairment or dementia and their caregivers. Researchers will track symptoms, quality of life, and how well care plans are documented. The goal is to improve supportive ca…

This Mayo Clinic study tests a new device designed to clear fluid and debris from surgical drain tubes more effectively than the current method of using fingers. The trial will enroll 500 adults who have abdominal surgery with Jackson-Pratt drains. Nurses will rate how easy the d…

This study is testing whether using HEPA air purifiers at home can reduce respiratory symptoms and improve lung function in children and adults with Cystic Fibrosis (CF) or Primary Ciliary Dyskinesia (PCD). Participants will have two purifiers installed in their home and will und…

This study tests whether wearing a special helmet that shines near-infrared light on the head can help brain cells work better and protect themselves. About 100 people with early to mid-stage dementia will wear the helmet regularly for 8 weeks. Researchers will check memory, thin…

This study tests whether virtual reality (VR) reminiscence therapy can reduce behavioral problems and improve quality of life in 50 nursing home residents with mild to moderate Alzheimer's disease. Participants will use VR to explore familiar heritage sites, aiming to trigger pos…

This study from Yale University will test whether listening to live music can reduce anxiety and improve brain activity in people with early Alzheimer's disease, dementia, or mild cognitive impairment, along with their caregivers. Sixty pairs (patient and caregiver) will attend b…

This study is testing a device called MemorEM, which is a cap that sends low-level electromagnetic waves to the head. The goal is to get feedback from 1,000 patients with neurological diseases like Alzheimer's or Parkinson's, and their caregivers, on how easy the device is to use…

This study looked at whether sunlight exposure therapy could improve sleep problems in people with Alzheimer's disease. Sixty participants with mild Alzheimer's and sleep issues received a health education plan on sun exposure and were followed for 14 days. The goal was to see if…

This study tests a program called FACE-Rare, designed to support family caregivers of children with rare, life-limiting diseases. The program includes three sessions to help families prepare for future medical decisions and improve their quality of life. Researchers will compare …

This early-stage study tests whether two drugs, dasatinib and quercetin, are safe and practical for people with mild cognitive impairment or Alzheimer's disease. The drugs aim to clear aging cells that may contribute to brain decline. Twenty participants aged 55 and older will be…

This study tests a new device called the Catheter Caps Case (C3) for dialysis patients. The goal is to see if it is more comfortable and easier to use than the usual gauze and tape. Ten adults with a dialysis catheter will try the device for 15 minutes, and researchers will measu…

This study is testing whether a daily supplement made from baker's yeast can improve digestion and reduce gut symptoms in healthy adults aged 50 to 99. Participants take 15 grams of the supplement each day and report any changes in how their stomach feels. The goal is to see if t…

This study tests whether taking melatonin for 4 weeks before egg retrieval can improve egg quality and pregnancy rates in women with diminished ovarian reserve (low egg supply). The trial involves 64 women undergoing ICSI (a type of IVF). Half receive melatonin, half a placebo, a…

This small study tests whether a non-invasive brain stimulation technique called theta burst stimulation (TBS) can improve thinking and memory in people with early-stage Alzheimer's disease. Six participants will receive either real TBS or a sham (fake) treatment to see if the re…

This study tests a new, non-invasive treatment using low-intensity ultrasound to stimulate a deep brain area (the hippocampus) in older adults with mild memory and sleep problems. The goal is to see if it safely improves sleep quality and thinking skills. Twenty participants aged…

This study tests a new, non-invasive treatment called transcranial photobiomodulation (t-PBM) for people with mild cognitive impairment or early Alzheimer's disease. 196 participants aged 65-85 will receive either real or fake light therapy to the forehead for 8 weeks. The goal i…

This study explores whether a simple music activity—tapping along to rhythms together—can improve social attention and feelings of closeness in people with frontotemporal dementia or Alzheimer's disease, and their caregivers. Eighty patient-caregiver pairs will participate in a c…

This study tests whether a drug called siltuximab can reduce symptoms like weakness, fatigue, nausea, and pain after a stem cell transplant in patients aged 60-75 with multiple myeloma or AL amyloidosis. The drug blocks a protein linked to inflammation, which may help patients re…

This study looks at whether older adults with a heart condition called cardiac amyloidosis feel better and can exercise more when they stop taking beta-blockers. Twenty participants will each go through two periods: one on their beta-blocker and one off it. Researchers will measu…

This study tests if shining a special near-infrared light on the head and through the nose can improve memory and brain function in older adults at risk for Alzheimer's disease. The treatment, called photobiomodulation, is low-risk and aims to boost brain cell energy. 168 partici…

This study tests whether combining speech therapy with a gentle brain stimulation technique (tDCS) can help people with primary progressive aphasia (PPA) communicate better. Ten participants will receive treatment at home via video calls. The goal is to see if this approach is fe…

This study tests a personalized brain stimulation device (tACS) for older adults with mild cognitive impairment or mild Alzheimer's. The device uses AI to tailor the stimulation based on each person's brain scans. About 460 participants will join to see if it safely improves memo…

This study tests a specially designed garment for elderly dementia patients who have incontinence and often remove their protective pads. The goal is to see if a more dignified, comfortable garment can improve satisfaction for patients and caregivers. Forty participants will be r…

This phase 3 study tests a drug called ampreloxetine for people with multiple system atrophy (MSA) who experience dizziness and fainting due to low blood pressure when standing. About 102 adults with MSA will take the drug for 20 weeks, then some will switch to placebo to see if …

This study follows 125 people with Parkinson's disease or related conditions over two years. Researchers use special brain scans to measure changes in a chemical called acetylcholine, which is linked to walking problems, falls, and thinking skills. The goal is to understand how t…

This study aimed to see if Alzheimer's disease affects the nerves in the gut, similar to what happens in Parkinson's disease. Researchers planned to take extra colon biopsies during routine colonoscopies from people with Alzheimer's, Parkinson's, and healthy individuals to compar…

This study tests a short guide called the 'Jumpstart Guide' to help doctors have better conversations with dementia patients and their families about healthcare goals. Over 1,800 patients and their caregivers are taking part. Researchers will compare whether those whose doctors u…

This study aims to improve how doctors test for autonomic failure, a condition where the body's automatic functions like blood pressure control don't work properly. Researchers will use advanced imaging, sweat tests, and skin biopsies in up to 89 adults with Parkinson's disease, …

This study looks at how adults at risk for Alzheimer's disease react after learning their amyloid and tau biomarker test results. Researchers will track changes in distress, stigma, quality of life, and future planning over time. The goal is to understand the psychological and be…

This study follows 20,000 healthy Chinese adults aged 40-75 living at various altitudes to see if chronic low oxygen levels increase the risk of multiple system atrophy (MSA), a rare and fatal brain disease. Participants undergo checkups and overnight oxygen monitoring, then are …

This natural history study follows 259 children, adolescents, and adults with Neurofibromatosis Type 1 (NF1) for up to 10 years. Researchers will track tumor growth, monitor quality of life, and perform genetic testing to better understand how the disease changes over time. The g…

This study aims to identify biomarkers—biological clues in the body—that can help distinguish between Parkinson's disease and similar conditions like progressive supranuclear palsy and multiple system atrophy. Researchers will follow people with early-stage parkinsonism and healt…

This study follows 1,500 volunteers with normal memory, mild cognitive impairment, or Alzheimer's over several years. Researchers use brain scans, memory tests, and blood samples to track how the disease progresses. The goal is to find better ways to diagnose and treat Alzheimer'…

This study investigates how genetic, lifestyle, and biological factors relate to memory and thinking problems in people over 60 with Alzheimer's disease, Parkinson's disease, or mild cognitive impairment. Researchers will use brain scans, spinal fluid and blood tests, and data fr…

This study uses a special PET scan to look at tau protein buildup in the brains of African Americans who are either cognitively normal or have dementia. Researchers hope to learn how these brain changes differ across racial groups. The study involves 240 participants and uses a t…

This study tests a new radioactive compound called F 18 T807 that lights up tau tangles in the brain during a PET scan. Researchers want to see if the amount of tau relates to memory and thinking problems in people with a rare, inherited form of Alzheimer's disease. About 130 adu…

This study uses a radioactive tracer called [18F]MK-6240 to take detailed pictures of tau protein clumps in the brain, a hallmark of Alzheimer's disease. Researchers will scan 200 people from families with a rare genetic form of Alzheimer's to see how tau buildup changes over tim…

This study is trying to find ways to diagnose chronic traumatic encephalopathy (CTE) in living people. Right now, CTE can only be confirmed after death. Researchers will study 350 former college and professional football players, using memory tests and other biomarkers. The goal …

This study follows 640 adults with normal cognition, mild cognitive impairment, or Alzheimer's disease to track brain changes over time. Researchers use advanced brain scans and genetic tests to understand how Alzheimer's develops. The goal is to find better ways to diagnose and …

This study uses special PET/CT scans to measure inflammation in the brains of people with Alzheimer's disease or Lewy body dementia. Researchers want to see if brain inflammation is linked to memory decline and other dementia symptoms. The study also tests a new radioactive trace…

This study looks at whether diabetes or blood sugar problems can worsen thinking and memory issues in people with myotonic dystrophy type 1. Researchers will use MRI brain scans and thinking tests over 4 years to track changes. The goal is to understand why some patients have mor…

This study uses anonymous health insurance records from Germany to learn more about a rare heart condition called ATTR-CM, where abnormal protein builds up in the heart. Researchers will look at survival rates, hospital visits, and how common the disease is. No new treatments are…

This observational study is looking at a protein called neurofilament light chain (NfL) in the blood of people who carry a gene variant for hereditary ATTR amyloidosis, both those without symptoms and those with nerve damage. Researchers want to see if NfL levels can help detect …

This study looks at whether improving sleep through cognitive behavioral therapy (CBT-I) can reduce neuropsychiatric symptoms like anxiety, depression, and agitation in 150 older adults with mild cognitive impairment or early Alzheimer's. Participants are randomly assigned to CBT…

This study looks at whether adults aged 65 and older with memory concerns can collect a small blood sample at home to check for Alzheimer's disease risk. Participants will use a simple device to draw blood, mail it to a lab, and get results from a doctor over video. The goal is t…

This Stanford study is testing whether non-intrusive sensors placed in the home can automatically track neuropsychiatric symptoms like mood changes and agitation in older adults. Researchers will enroll 25 participants with or at risk of mild cognitive impairment or dementia, alo…

This study enrolls 500 adults with a sleep condition called REM sleep behavior disorder (RBD), which often leads to Parkinson's disease or related brain disorders. Researchers will track symptoms like thinking, movement, and smell to develop a rating scale. The goal is to prepare…

This study looks at how thinking, memory, and movement change in older adults with conditions like dementia or Parkinson's disease. Researchers will use tests, brain scans, and lab samples to find clues for earlier diagnosis and better care. About 260 people, including healthy vo…

This study looks at how certain genes influence the activity of immune cells in the brain, called microglia, in people with Alzheimer's disease. Researchers will use a special PET scan to measure these cells in about 107 older adults, some with mild memory problems or Alzheimer's…

This study follows 96 people with end-stage kidney disease who need a brachiocephalic fistula for dialysis. Researchers collect data from exams, blood tests, and imaging to track changes in the vein over time. The goal is to learn what causes cephalic arch stenosis, a common narr…

This study is testing a new way to analyze MRI brain scans, called Cortical Disarray Measurement (CDM), to see if it can help diagnose Alzheimer's disease more accurately. Researchers will follow 400 people with mild memory or thinking problems over time, comparing CDM results wi…

This study tests three new imaging agents (18F-RO948, 18F-MK6240, and 18F-GTP1) to see how well they detect tau protein buildup in the brains of people with Alzheimer's disease compared to healthy older adults. About 38 participants aged 50-100 will receive PET scans to compare t…

This study looks at whether advanced monitoring devices can accurately measure blood thickness (hematocrit) and oxygen levels during continuous dialysis in critically ill patients with acute kidney injury or end-stage kidney failure. About 30 adults in the intensive care unit wil…

This study looks at a small part of the brain called the locus coeruleus, which may be one of the first areas damaged in Alzheimer's disease. Researchers will use brain scans, eye tracking, and a mild nerve stimulation device to measure how this area affects attention and memory …

This study looks at whether high-intensity cycling during hemodialysis can protect the heart from damage that dialysis sometimes causes. Fifteen adults on dialysis will exercise at different intensities during their sessions. Researchers will use echocardiograms to measure heart …

This study looks at how things like social support, income, and health habits are linked to mental health and brain diseases such as depression, Alzheimer's, and Parkinson's. Researchers will collect surveys, blood samples, and optional brain scans from over 1,300 adults in Europ…

This study follows 100 people aged 60-85 with mild memory or movement problems to see if losing smell, hearing, or balance speeds up cognitive decline. Researchers will test these senses and track thinking skills and quality of life for 5 years. The goal is to understand which se…

This study was designed to test whether scheduled video calls with a nurse could help family members who make medical decisions for hospitalized older adults with Alzheimer's or similar cognitive issues. The goal was to improve communication and reduce anxiety and depression. How…

This study is creating a simple test to check if people with Alzheimer's or similar conditions can understand and agree to medical decisions. Researchers will work with 100-150 participants to compare the new test with existing methods and look at brain scans and blood markers. T…

This study uses special PET scans to look for signs of inflammation in the brains of people with Alzheimer's disease or mild cognitive impairment, compared to healthy volunteers. Nine participants will receive an investigational radioactive tracer called [18F]NOS, and some may al…

This study explores how non-invasive brain stimulation can help understand and treat agitation in people with Alzheimer's and mixed dementia. Researchers will use transcranial magnetic stimulation (TMS) and electroencephalography (EEG) to study brain activity, and test whether tr…

This observational study follows 36 people with neurologic conditions like traumatic brain injury, cerebral palsy, multiple sclerosis, or Alzheimer's who are already receiving intranasal MuSE stem cell or exosome therapy as part of their routine care. Researchers track safety and…

This study uses special brain scans (PET imaging) to measure two key proteins, amyloid and tau, in people with different forms of Alzheimer's disease. Researchers want to see how these protein levels change over one year. The study involves 60 adults with typical or atypical Alzh…

This study is creating a registry of 452 adults with a family history of Alzheimer's or early memory problems. Researchers will track their health, blood markers, and thinking skills over time to see if personalized care plans can help prevent or treat the disease. The goal is to…

This study looks at how age-related sleep changes and sleep apnea might increase the risk of Alzheimer's disease. Researchers will use brain scans and overnight sleep tests in 158 healthy adults aged 55-75 to measure amyloid buildup and sleep patterns over two years. The goal is …

This study looks at data from 1 million adults worldwide to see if eating nuts is linked to a lower risk of diseases like diabetes, heart disease, cancer, and dementia. Researchers will combine information from many past studies to get clearer answers. The goal is to understand i…

This study follows 135 people with Lewy body dementia over up to 5 years, using special PET scans to measure brain changes linked to memory and thinking decline. Researchers hope to find imaging markers that show how the disease progresses. Participants will have regular tests an…

This study looks at how older adults (65+) with cancer understand their illness and what they value in life before and after a major operation. Researchers will interview 100 patients to learn about their awareness, expectations, and decision-making. No new drug or treatment is b…

This observational study will enroll 100,000 people over age 45 to track early signs of Alzheimer's and Parkinson's using smartphone-based tests, genetic data, and brain scans. Researchers aim to develop better ways to identify who is at risk before symptoms worsen. Participants …

This study looks at how the body's automatic nervous system controls blood flow in abdominal veins and how that might lead to high blood pressure in people with Multiple System Atrophy (MSA). Researchers will measure vein responses in about 16 participants aged 40-80 who have MSA…

This study monitors the safety of selumetinib in children aged 3 to 18 with neurofibromatosis type 1 and symptomatic, inoperable plexiform neurofibromas. Researchers will track potential side effects on the heart, bones, muscles, liver, eyes, and puberty. The goal is to better un…

The ALOHA study is a community-based research project for adults aged 50 and older in the Washington, D.C., Maryland, and Virginia area. Over five years, participants receive annual health assessments—including physical and cognitive tests—and get a personalized 'Health Passport'…

This study looks at what happens when healthy older adults learn their personal five-year risk of developing Alzheimer's dementia. Researchers are giving 450 participants their risk estimates at different times and tracking changes in mood, thinking, and distress. The goal is to …

This study uses a portable 48-hour EEG monitor to check for hidden seizures in people with early-onset Alzheimer's disease (ages 40-64). Researchers want to learn how common seizures and epilepsy are in this group. The study involves 20 participants and is purely observational, m…

This study aims to test a risk assessment screening and a caregiver coaching program to prevent elder abuse in people with dementia. Researchers will compare caregivers who receive the screening and coaching to those who do not, looking at stress, depression, and anxiety. The goa…

This long-term study uses yearly brain scans, genetic tests, and thinking/memory assessments to track changes in nearly 1,800 people with various dementias (like Alzheimer's and vascular dementia) and over 140 healthy older adults. The goal is to better diagnose, monitor, and eve…

This study is testing a new, low-cost eye scanner to see if it can take clear pictures of the retina, the light-sensitive layer at the back of the eye. Researchers will compare images from this device with those from a standard, expensive scanner. They will also measure the thick…

This study was designed to see if a tracking system called Care Companion could help family caregivers of people with dementia who are at risk of wandering. The study was withdrawn before any participants were enrolled, so no results are available. It would have asked caregivers …

This study is analyzing blood samples from 1,799 people with Alzheimer's, dementia, depression, bipolar disorder, schizophrenia, or Parkinson's disease. Researchers want to see if certain substances in the blood can help doctors diagnose and manage these conditions more accuratel…

This study is a registry that collects information from about 2,000 people with mild cognitive impairment or Alzheimer's disease. Researchers will track how the disease progresses and how treatments work in real-world settings. The goal is to better understand Alzheimer's and imp…

This study is a disease registry that collects information from routine medical care of about 350 adults diagnosed with transthyretin amyloid cardiomyopathy (ATTR-CM) in Taiwan, Hong Kong, and Malaysia. Researchers will look at patient characteristics, treatments received, and ho…

This study tests whether a phone app called StudyU can help people with heart failure reach their recommended beta blocker dose. Five adults aged 65 and older with heart failure will use the app to track their medication. The goal is to see if the app is practical and acceptable …

This study aimed to see if an online lesson could improve people's knowledge and healthy habits for preventing dementia. It planned to enroll Canadians aged 16 and older without dementia, giving some the prevention lesson and others a different topic. However, the study was withd…

This study will test whether it's possible to create a registry for people with Alzheimer's who are receiving lecanemab infusions, along with their care partners. Researchers want to see if they can collect information on quality of life and caregiver burden in a real-world clini…

This study follows 80 people with Neurofibromatosis type 1 (NF1) who are at high risk for developing malignant peripheral nerve sheath tumors (MPNST). Researchers will use yearly whole-body MRI scans, blood samples, and checkups to track changes in nerve lesions over time. The go…

The Brain Health Registry is an online project that collects information about memory, mood, sleep, diet, and exercise from adults over 18. Participants also take simple cognitive tests online. The goal is to build a large database to speed up research into brain diseases like Al…

This study follows 432 adults who were in the ICU after a traumatic injury or burn. Researchers want to see if and why patients develop long-term problems with memory, thinking, and daily function. By tracking cognitive skills and inflammation over time, they hope to uncover link…

This study looks at whether people with mild memory problems change their health habits, make future plans, or join more research after learning about their Alzheimer's-related brain scan results. It includes 100 Black and White adults with amnestic mild cognitive impairment. The…

This study creates a database of 476 patients in the Bronx who were tested for transthyretin amyloid cardiomyopathy (ATTR-CM), a serious and often missed heart condition. Researchers collected health records, imaging results, and outcomes like hospitalizations and deaths. The goa…

This study follows 20 adults with hereditary transthyretin amyloidosis (ATTRv) who have both nerve and heart involvement. They are treated with patisiran or vutrisiran for two years. Researchers use MRI scans and questionnaires to see how the drugs affect heart structure and func…

This study will collect brain scans from over 10,000 healthy people in China to create standard brain charts. These charts will show what a normal brain looks like at different ages. Doctors can then compare a patient's brain scan to these charts to help diagnose diseases like mu…

This study uses a special brain scan to measure amyloid protein buildup in 800 people already enrolled in an Alzheimer's research center. The goal is to understand when amyloid starts accumulating and how fast it builds up, which could reveal a window for early treatment. Partici…

This study looks at 50 people with TTR amyloid cardiomyopathy, a condition where abnormal proteins build up in the heart. Researchers want to see if a special SPECT scan can measure blood flow in the heart's tiny vessels, which may be impaired even without blocked arteries. Parti…

This study is testing a tiny camera called micro OCT that can take detailed pictures of cells inside the lungs and nose. Researchers want to see if it works well in people with cystic fibrosis and other lung conditions. The goal is to eventually use this imaging to detect early d…

This pilot study tests a program that screens older dialysis patients for common age-related problems like falls, memory trouble, and medication issues. A geriatrics team then gives personalized recommendations to the dialysis clinic. The goal is to see if this approach is practi…

This study monitors indoor air quality in 500 French schoolchildren's classrooms, measuring pollutants like chemicals, allergens, and microbes. Researchers will track asthma and allergy symptoms using questionnaires and lung function tests. The goal is to understand how combinati…

The PorchLight Project tests whether training senior volunteers can improve care for people with memory loss or Alzheimer's disease. Over 340 volunteers and clients in Minnesota are taking part. The training includes online modules, a course, and monthly check-ins. Researchers wi…

This study planned to see if using a special blood test (PrecivityAD2) could help doctors diagnose Alzheimer's disease or other dementias more quickly. It was designed for veterans and people in other closed healthcare systems who had memory problems. However, the study was withd…

This study looks at brain tissue and lab-grown nerve cells from people with schizophrenia, depression, bipolar disorder, frontotemporal dementia, and Alzheimer's. Researchers want to find out how problems with synapses—the connections between brain cells—differ in these condition…

This program aims to enroll up to 500,000 people aged 50-90 in the U.S. who are interested in Alzheimer's research. Participants provide basic health information and consent to genetic testing (APOE) without receiving their results. Their genetic profile is then used to match the…

This study follows 90 people with Multiple System Atrophy (MSA), a rare brain disease, for 12 months. Researchers measure changes in movement, thinking, brain scans, and blood markers to better understand how the disease progresses. The goal is to gather information, not to test …

This study looks at how weight-loss (bariatric) surgery might change memory and thinking skills in people with obesity who also have cognitive decline. Researchers will test memory and thinking before and after surgery in up to 9,500 participants. The goal is to understand if los…

This study uses a safe, painless eye scan called OCT to look at support cells (glia) in the retina, which is part of the brain. Researchers want to see if these cells work differently in people with early signs of Alzheimer's compared to those without. If they find a difference, …

This study uses MRI scans to measure amyloid protein buildup in the hearts of up to 150 people with transthyretin-mediated amyloid cardiomyopathy (ATTR-CM). Participants are already enrolled in a larger treatment trial. The goal is to see how amyloid levels change over time, not …

This study uses a special brain scan called Tau PET to look at a protein linked to Alzheimer's disease in healthy older African Americans. Researchers want to learn how this protein builds up and relates to memory changes over time. The goal is to better understand early signs of…

This study follows 130 older adults with mild to moderate Alzheimer's for up to 5 years to see if frailty (weakness, slow walking, exhaustion, weight loss, low activity) leads to faster loss of daily living skills. Participants are tested at the start and after one year, with lon…

This study collects medical information from 3400 people with primary ciliary dyskinesia (PCD) around the world. Researchers will look at symptoms, lung function, growth, and test results to better understand how the disease affects people over time. The goal is to learn more abo…

This study is testing whether simple blood tests can accurately diagnose dementia in everyday clinic settings. Over 3,000 people aged 45 and older with memory problems will give blood samples and answer questionnaires. Researchers will check how reliable and acceptable these bloo…

This study aims to learn more about diseases that affect the brain, such as Parkinson's disease and different types of dementia. Researchers will follow 500 adults with symptoms of these conditions over time, using brain scans and genetic tests to see how the diseases progress. T…

This study uses special brain scans (tau PET) to see how anti-amyloid immunotherapy affects tau protein buildup in people with mild Alzheimer's disease. About 135 participants will get two tau PET scans—one before starting treatment and another 12-18 months after finishing it. Th…

This study follows 600 people with and without chronic kidney disease (CKD) for up to four years to compare how often memory loss, confusion, and daily activity problems occur. Researchers will also look for risk factors that make thinking and memory worse in CKD patients. Partic…

This study uses blood samples and health data from over 13,000 older adults to see if Alzheimer's-related blood markers differ between men and women. Researchers aim to create a sex-specific risk score that could help predict the disease earlier and personalize future treatments.…

This study involves 400 healthy adults aged 60-85 to test new computerized measures of thinking and daily function. Participants are randomly assigned to take either the new tests or standard tests over one year. The goal is to see if the new tests are better at detecting changes…

This study compares two different radioactive tracers used in PET scans to measure tau tangles in the brain, a hallmark of Alzheimer's disease. Researchers will scan over 800 participants with either Flortaucipir or MK-6240 to see how well they work over time. The goal is to harm…

This study follows 1,400 people with early-stage Alzheimer's or mild cognitive impairment to understand how the disease affects healthcare costs and daily life over time. Participants are not given any experimental treatment. The goal is to gather information for research purpose…

This study follows 500 people with neurofibromatosis type 1 (NF1) to see how their skin tumors (called cutaneous neurofibromas) grow and change over time. Researchers use 3D whole-body photography to track tumor number and size each year. The goal is to better understand these tu…

This study is testing whether smartphones and wearable devices can detect early signs of Alzheimer's disease better than traditional questionnaires. Researchers will follow 3,500 people with and without memory problems to see if digital tools can spot subtle changes in daily acti…

This study follows 150 people with early Parkinson's disease or Multiple System Atrophy (MSA) for up to 18 months. Researchers will measure changes in motor symptoms, quality of life, and biomarkers to better understand how these diseases progress. The goal is to gather informati…

This study follows 132 people with Parkinson's disease or multiple system atrophy who previously received the gene therapy AB-1005. Researchers will track safety and how well the treatment works over the long term. No new treatments are given; it's purely observational.

This study looks at the genes of 1000 people with severe early-onset obesity to find rare genetic causes. It focuses on conditions like Bardet-Biedl syndrome. The goal is to better understand these conditions and improve how they are diagnosed. Participants provide a blood or sal…

This study is a registry that will follow up to 221 children with Noonan Syndrome who are already taking or starting Norditropin® for short stature. Researchers will collect information on growth, side effects, and quality of life over time. No new treatment is being tested—the g…

This study looks at whether group visits in primary care can help adults aged 70 and older complete advance care planning documents, like living wills. About 516 participants will either join two 2-hour group discussions or receive mailed resources. The goal is to see if the grou…

This study uses MRI scans to track how blood vessels in the brain change over time in people with early Alzheimer's disease and healthy volunteers. Researchers aim to understand if reduced blood vessel reactivity is an early sign of dementia. The study involves 120 participants a…

This study uses monthly MRI scans to closely watch brain changes in 75 people with cerebral amyloid angiopathy (CAA), a condition common in older adults that can cause bleeding and strokes. Researchers aim to understand how small bleeds and silent strokes develop over time. Parti…

This study aims to find blood-based biomarkers that signal the presence and size of plexiform neurofibromas in people with Neurofibromatosis type 1 (NF1). Researchers will collect blood samples and use whole-body MRI to compare biomarker levels in 200 participants with different …