Autonomic nervous system disorder

This study tests whether adding olaparib to the standard chemotherapy temozolomide helps control advanced pheochromocytoma or paraganglioma—rare neuroendocrine tumors that have spread or can't be removed surgically. About 46 adults with these cancers will be randomly assigned to …

This phase 2 trial is testing whether a combination of two drugs, talazoparib and temozolomide, can shrink tumors in people with rare cancers that have spread. The study includes 14 participants with advanced rare solid tumors, such as pheochromocytoma or paraganglioma, who have …

This phase 2 study tests two drugs, sunitinib and temsirolimus, in 137 people with advanced rare tumors that have no cure. The goal is to see if these drugs can shrink tumors or slow their growth. Participants take one of the two drugs, and researchers measure how long the cancer…

This trial tests whether an insomnia treatment can improve markers of heart health in adults with insomnia and risk factors for cardiovascular disease. Participants receive either a cognitive-behavioral therapy program for insomnia or a sleep education control. The study measures…

This study tested a drug called pembrolizumab in 157 people with rare cancers that had spread or couldn't be removed. The drug works by helping the body's immune system attack the cancer. The main goal was to see how many patients were alive and their cancer hadn't grown after 27…

This phase 2 trial is testing a combination of two immunotherapy drugs, nivolumab and ipilimumab, in 798 people with over 50 types of rare cancers. The goal is to see if these drugs can shrink tumors by helping the immune system attack cancer cells. Participants receive the drugs…

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 a drug called lanreotide in 10 people with advanced or metastatic paraganglioma or pheochromocytoma, rare tumors that release hormones. The goal is to see if lanreotide can slow tumor growth compared to before treatment. Participants receive injections every 4 we…

This study looks at whether terazosin, a drug usually used for high blood pressure, can slow the progression of Parkinson's disease. Researchers are tracking changes in heart and brain scans of 15 people who are either in early stages or at high risk for Parkinson's. The goal is …

This phase II trial tests the drug axitinib in 6 adults with metastatic or inoperable pheochromocytoma or paraganglioma, rare tumors of the adrenal glands or nerve tissue. Axitinib works by blocking blood vessel growth that feeds tumors. The main goal is to see how many patients'…

This study is testing a radioactive drug called Lutathera in teenagers aged 12 to 17 who have rare tumors of the digestive system or adrenal glands. The goal is to see if the drug is safe and how much radiation reaches organs. Eleven teens are taking part, and researchers are wat…

This study offers voluntary screening for newborns in North Carolina to detect a wide range of rare health conditions early. Using a small blood sample already collected at birth, the program tests for dozens of disorders, including spinal muscular atrophy, cystic fibrosis, and m…

This study tests whether a new type of PET/CT scan, using a radioactive tracer called 68Ga-DOTATOC, can find neuroendocrine tumors (NETs) and similar tumors more safely and accurately than current imaging methods. About 800 people with known or suspected NETs will receive the sca…

This study involves 20 children and young adults with neuroendocrine tumors (like neuroblastoma) that have spread. Researchers are testing whether a special PET/CT scan using a radioactive tracer called 68Ga-DOTATATE can find tumors better than the standard MIBG scan. The goal is…

This study tests a new, non-invasive diagnostic method for long COVID. Researchers will use a single-session bioelectrical assessment to detect patterns linked to viral persistence in 50 adults with long COVID. The goal is to see if this approach can reliably identify ongoing vir…

This study is testing whether whole body MRI scans can help find cancers early in children and adults with Li-Fraumeni syndrome, a genetic condition that greatly raises cancer risk. About 150 participants will receive annual whole body MRI scans for four years to see if they keep…

This study compares three different PET/CT scans (68Ga-HA-DOTATATE, 18F-DOPA, and 18F-FDG) in 50 people with metastatic neuroendocrine tumors. The goal is to see if all tumors show up on the standard scan or if some are missed, which could change treatment. Participants will get …

Researchers are testing whether injecting Botox into the bladder wall soon after a spinal cord injury can prevent lasting bladder damage. The study enrolls 10 adults with recent injuries at T6 or higher. Half receive Botox injections and half receive saline sham injections. The t…

This study tests a new drug called CST-3056 in 12 adults with neurogenic orthostatic hypotension (a sharp drop in blood pressure when standing) caused by Parkinson's disease or pure autonomic failure. The goal is to see if the drug can improve blood pressure and reduce symptoms l…

This study tests an 8-week app-based breathing program that uses heart rate feedback to help people with chronic migraine. Thirty adults will use the app daily for 10 minutes, and researchers will track changes in migraine frequency and psychological well-being. The goal is to se…

This study tests whether linaclotide (Linzess) can improve bowel movement frequency in people with type 2 diabetes who have chronic constipation. About 23 participants will receive either the drug or a placebo for two weeks, then switch after a break. The goal is to see if the dr…

This study looks at whether a type of brain stimulation called rTMS, combined with letting people choose when to get feedback, can improve how healthy young adults learn a motor task. 72 participants will be split into groups receiving different types of stimulation or a fake ver…

This study will use wearable devices like heart rate monitors and sleep trackers to see how financial stress and news affect your body. Researchers will follow 2,500 adults remotely, collecting data on heart rate, sleep, and stress levels. The goal is to create AI tools that can …

This study is testing whether a wearable ECG patch, combined with AI analysis, can help doctors identify a wide range of heart conditions and risks from a single recording. The Cor360 system looks at many aspects of heart health at once, such as heart failure, rhythm problems, an…

This study is testing a new, non-invasive way to measure the body's sympathetic nervous system — the part that controls the 'fight-or-flight' response. Researchers will record nerve activity from the skin of about 1,000 people, including healthy volunteers and those with conditio…

This trial tests whether a six-session financial literacy and gender-equality program for married couples in rural India can change how women and men think about reproductive decision-making for younger generations. Researchers ask participants who should have the main say in whe…

This study looks at why some people develop POTS (a condition causing rapid heartbeat and dizziness) after COVID-19. Researchers think a part of the nervous system that normally fights inflammation may not work well in these patients. They will compare 150 adults with and without…

This study explores whether low-intensity focused ultrasound (LIFU) aimed at specific brain regions can influence how the body controls automatic functions like heart rate and blood pressure. Researchers will apply LIFU or a sham (fake) version to 80 volunteers and measure change…

This study aims to better understand the autonomic nervous system (ANS), which controls things like heart rate and breathing without us thinking about it. Researchers will use simple, noninvasive tests (like cold water and deep breathing) to measure how the ANS responds in 48 hea…

This study examines how common cardiac autonomic neuropathy (nerve damage affecting the heart) is in children and teens with type 1 diabetes. Researchers will monitor 75 participants using heart tests and check if longer diabetes duration or poor blood sugar control raises the ri…

This study looks at how serious combat injuries affect the long-term health of U.S. military members. Researchers will measure heart function, sleep quality, and stress-related body signals in 200 injured service members. The goal is to understand links between injury severity, s…

This pilot study from Tulane University tests whether a mother reading aloud to her newborn can positively affect the baby's autonomic nervous system. One healthy newborn and mother will have their heart activity measured during reading sessions. The goal is to see if live readin…

This study was designed to understand heart rate and sleep issues in adults who survived childhood cancer. Researchers planned to use a smartphone app and wearable device to compare survivors with their siblings. The goal was to identify who is most at risk and develop ways to pr…

This study looks at whether carvedilol, a drug used for heart failure, can reverse early heart changes seen in people with a sleep disorder that puts them at high risk for Parkinson's disease. Fifteen participants with REM sleep behavior disorder or reduced sense of smell will ta…

This study looks at what happens in the body to cause POTS and dysautonomia after viral infections, including COVID-19. About 100 women will give a blood sample and share medical records. Researchers will study immune system markers to find clues that could lead to better diagnos…

This study planned to test vagus nerve stimulation (VNS) in children and adults with autism and developmental disabilities to see if it could improve behavior, thinking, and body rhythms. Participants would have chosen 1 to 3 months of daily VNS and completed monthly check-ins. T…

This early-phase study tests whether a single dose of modafinil, a drug that promotes wakefulness, can improve concentration and mental clarity in people with Postural Tachycardia Syndrome (POTS). About 20 adults diagnosed with POTS will take the drug and then complete computer-b…

This study looks at people with rare adrenal tumors (pheochromocytomas and paragangliomas) that do not produce excess hormones. Researchers want to see if these 'silent' tumors still cause heart problems, blood pressure changes, or metabolic issues like diabetes and high choleste…

This study looks at how changing your body position or drinking water can cause temporary spikes in eye pressure. Researchers will measure these changes in healthy volunteers and in people with glaucoma or autonomic dysfunction. The goal is to better understand what challenges th…

This study looks at how insulin in the brain changes blood flow and nerve signals in healthy adults aged 18-45. Researchers will measure blood flow in the brain and legs, as well as nerve activity. The goal is to understand basic body functions, not to treat any disease.

This pilot study is testing a radioactive antibody called 124I-Humanized 3F8 to see how it travels through the body and attaches to tumors in people with melanoma, neuroblastoma, or sarcoma. Seven participants will receive the antibody and then have PET/CT scans at several time p…

This study at Vanderbilt University Medical Center is looking at whether people with postural tachycardia syndrome (POTS) have higher levels of certain immune proteins that might affect their symptoms. Researchers will measure these proteins in blood samples and test how the hear…

This study compares blood samples from 212 people with and without Postural Orthostatic Tachycardia Syndrome (POTS) to see if those with POTS have higher levels of certain antibodies. Researchers also want to know if these antibodies are more common in people whose POTS started a…

This study follows 150 patients with functional adrenal tumors to see how their heart and blood pressure change before and after surgery. Researchers will use heart ultrasounds and blood pressure monitoring to understand recovery and risks. The goal is to help doctors choose bett…