Developmental anomaly of metabolic origin

This study tests a new medicine called PYC-001, given as an injection into the eye, for people with a genetic condition that damages the optic nerve (OPA1 optic atrophy). The main goal is to check if the treatment is safe and tolerable. About 18 adults will receive a single dose,…

Fanconi anemia is a genetic condition that can damage bone marrow and lead to low blood cell counts, causing anemia, bleeding, or infections. Researchers are testing whether a daily pill called eltrombopag can improve blood counts in people with this condition. The trial enrolls …

Researchers test whether giving mitomycin plus carboplatin before surgery helps people with BRCA1 or BRCA2 mutations and locally advanced triple-negative breast cancer. The trial compares this combination, followed by paclitaxel, against standard chemotherapy. About 30 adults wit…

Researchers are testing tividenofusp alfa (DNL310), an experimental enzyme replacement therapy, against the standard treatment idursulfase in children and young adults with mucopolysaccharidosis type II (MPS II). The study includes participants with and without brain involvement,…

This study tests the long-term safety and effects of JR-141, an enzyme replacement therapy, in people with mucopolysaccharidosis II (MPS II), a rare genetic disorder. Participants who completed an earlier JR-141 trial receive the drug again by IV infusion. Researchers track side …

This trial tests an experimental enzyme replacement called GC1130A in children with Sanfilippo syndrome type A, a rare genetic disease that damages the brain. The enzyme is given through a small device placed under the scalp that delivers it directly into the fluid around the bra…

This trial tests an experimental drug called JR-441 in children with mucopolysaccharidosis type IIIA (MPS IIIA), a rare genetic condition that harms the brain and body. Researchers give the drug as a weekly intravenous infusion to see if it is safe and tolerable. They also measur…

This trial tests whether JR-141, an enzyme replacement therapy given as a weekly IV infusion, can safely manage mucopolysaccharidosis type II (MPS II) over the long term. Researchers will follow about 27 people who completed an earlier JR-141 study, tracking side effects, develop…

This phase 2 trial tests whether theophylline, a drug used for asthma, can help people with pseudohypoparathyroidism lose weight and improve blood sugar control. The study includes 29 obese participants aged 13 and older. Researchers will measure changes in body mass index and gl…

This study tests whether theophylline, a drug used for asthma, can help children and young adults with pseudohypoparathyroidism—a rare genetic condition causing early obesity, hormone problems, and short stature. Researchers will check for weight loss, better blood sugar control,…

This study looks at the long-term safety of a daily pill called lucerastat for adults with Fabry disease, a rare genetic disorder. About 107 people who completed a previous study will take the drug and be monitored for side effects over several years. The goal is to see if lucera…

This study follows people with Fabry disease who previously received an experimental gene therapy called ST-920 in an earlier trial. The goal is to monitor their health for up to five years after the infusion to see if the treatment remains safe over the long term. Participants d…

This study tests a new tool called the Snouda Metabolic Score (SMS) that helps doctors identify the specific metabolic problems driving Type 2 Diabetes in each patient. 150 adults will follow a personalized 24-week lifestyle and nutrition plan based on their SMS results. The goal…

This phase 2 trial tests the drug setmelanotide in one person with pseudohypoparathyroidism type 1a (PHP1a), a rare genetic disorder that often causes severe obesity. The participant will receive daily injections of setmelanotide for six months to see if it leads to weight loss a…

This study follows 41 children with Sanfilippo A (MPS IIIA) who previously received UX111 gene therapy in earlier trials. Researchers will monitor safety and how well the therapy controls the disease over time, using tests like the Bayley cognitive scale. No new gene therapy is g…

This study tests a one-time gene therapy for children with Hurler syndrome, a severe genetic disorder. Doctors take the child's own blood stem cells, add a working copy of the missing gene, and put them back. The goal is to help the body produce the enzyme it lacks, potentially s…

This study tests a drug called DNL126 in 20 children with Sanfilippo syndrome type A, a rare genetic disorder that causes brain damage. The drug is given through a vein and aims to reduce harmful substances in the brain and body. The trial lasts about 6 months, with options to co…

This study is testing the long-term safety of a daily oral drug called zagociguat in 44 adults with MELAS, a rare genetic disease that affects energy production in cells. All participants previously completed a lead-in study of the same drug. Researchers will monitor side effects…

This study tests the safety and how the body processes migalastat in 14 adults with Fabry disease who have severe kidney impairment or are on dialysis. Participants take migalastat capsules, and researchers measure drug levels in blood and dialysate. The goal is to ensure proper …

This phase 3 study tests whether venglustat, an experimental oral drug, can slow heart thickening better than current standard treatments in 104 adults with Fabry disease. Participants are randomly assigned to venglustat or usual care (enzyme replacement or migalastat) for 18 mon…

This phase 3 trial tests an experimental drug called ALXN1850 in 124 adolescents and adults with hypophosphatasia, a rare genetic bone disease. Participants receive either the drug or a placebo by injection under the skin. The main goal is to see if the drug improves walking dist…

This study tests a stem cell transplant method for people with acquired or inherited bone marrow failure. Donor stem cells are specially processed to remove certain immune cells, which may lower the risk of graft rejection and graft-versus-host disease. The goal is to see if this…

This study looks at the long-term safety and effects of an experimental drug called DNL310 for people with Hunter syndrome (MPS II), a rare genetic disorder. About 99 participants who completed earlier studies will receive the drug for up to 5 years. Researchers will monitor side…

This Phase 3 study tests a new drug called JR-141 against the current standard treatment (idursulfase) in 86 people with Hunter syndrome (MPS II). The goal is to see if JR-141 can better reduce harmful substances in the brain and improve thinking skills. Participants can switch t…

This study tests a gene therapy called RGX-121 in children aged 4 months to 5 years with Hunter syndrome, a rare genetic disease that affects the brain and body. The therapy delivers a working copy of the missing gene to the central nervous system. Researchers will measure improv…

This study follows 150 people with long-chain fatty acid oxidation disorders (LC-FAOD) to check the long-term safety of their treatment, including for pregnant women and their babies. Researchers track serious side effects and disease complications. The goal is to better understa…

This study tests a new drug called ALXN1850 in children aged 2 to 12 with hypophosphatasia, a rare genetic condition that weakens bones. The trial compares the drug to a placebo to see if it improves bone health and movement. About 30 children who have not received prior treatmen…

This pilot study tests a fludarabine-based drug regimen to prepare children with bone marrow failure syndromes for a bone marrow transplant from a matched sibling donor. The goal is to help the donor cells successfully take root while reducing serious side effects. The study incl…

This study tests the long-term safety and effectiveness of pegtibatinase in people with classical homocystinuria (HCU), a rare genetic disorder that prevents the body from breaking down certain amino acids. About 100 participants who completed earlier studies will receive the dru…

This study compares a new medicine, ALXN1850, to the current standard treatment (asfotase alfa) in 43 children aged 2 to 12 with hypophosphatasia, a rare genetic condition that weakens bones. All children have been on the standard treatment for at least 6 months before joining. T…

This study follows 60 adults with Fabry disease who are receiving pegunigalsidase-alfa, a newer enzyme replacement therapy. Researchers want to see how well it works in everyday medical practice, especially for kidney function. Participants will be treated for 2 years at speciali…

This study checks the long-term safety of RGX-111, a gene therapy for people with MPS I (a rare genetic disorder). It follows 21 participants who already received the therapy in an earlier trial. Researchers will monitor side effects and measure changes in thinking and behavior o…

This phase 2 trial tests theophylline, a drug used for asthma, in 34 children aged 2 to 12 with pseudohypoparathyroidism, a genetic condition causing obesity, short stature, and hormone resistance. The study aims to see if theophylline can help with weight loss, slow bone growth …

This study follows 14 people with Fanconi Anemia who previously received RP-L102 gene therapy. Researchers will monitor their health for years to see if the treatment safely improves blood counts and reduces the need for a bone marrow transplant. The goal is to understand long-te…

This study follows 9 people with Fanconi Anemia who already received a gene therapy that adds a working FANCA gene to their blood stem cells. Researchers will check their health and blood counts for 15 years to see if the treatment remains safe and keeps working. No new treatment…

This program offered vatiquinone, an experimental liquid medication, to patients with inherited mitochondrial diseases like Leigh syndrome who had already completed a previous safety study. The goal was to continue treatment for those who might benefit, but enrollment is now clos…

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 three ways emergency responders help children breathe: a bag-mask, a throat tube, or a breathing tube. It includes 3,000 children under 18 with cardiac arrest, severe injury, or breathing failure. The goal is to see which method leads to more days alive and out o…

This study tests whether high-dose nicotinamide (vitamin B3) is safe and can help people with dominant optic atrophy, a rare genetic disease that slowly damages the optic nerve and causes vision loss. Researchers will give 25 adults 3 grams of nicotinamide daily and monitor for s…

This study tests the drug sirolimus (rapamycin) in 15 people aged 6 months to 55 years with genetically confirmed Leigh syndrome, a rare and serious mitochondrial disease. The goal is to see if the drug is safe and can help with symptoms like muscle weakness and developmental del…

This study tests a new gene therapy for boys with Hunter syndrome, a genetic disorder that damages the brain and body. The therapy uses the child's own blood stem cells, modified to produce the missing enzyme, and aims to stop disease progression. Five boys aged 3 to 22 months wi…

This study tests a gene therapy called RGX-111 for people with MPS I, a rare genetic disorder that damages the brain and body. The therapy delivers a working copy of the missing IDUA gene directly into the fluid around the brain. The trial aims to check if the treatment is safe a…

This study is testing a new device called a multichannel vestibular implant for people who have lost most or all of their balance function due to inner ear damage. The implant electrically stimulates the balance nerve to help improve stability and vision during movement. Up to 30…

This early study tests a daily injection of vosoritide (Voxzogo) in 6 children aged 5 to 10 with MPS IVA or VI, rare conditions that cause growth problems. The main goal is to see if the drug is safe and tolerable over 96 weeks. Researchers will also look at changes in height and…

This expanded access program gave a single patient with Leber Hereditary Optic Neuropathy (a genetic cause of vision loss) an experimental gene therapy called GS010. The treatment was injected into both eyes to test safety. Only one person was involved, so the results are very li…

This study tests whether adding the drug abatacept to standard care can prevent graft-versus-host disease (GVHD) in children receiving stem cell transplants from unrelated donors. GVHD occurs when donor cells attack the patient's body, causing serious illness. The trial will enro…

This phase 3 trial tests a gene therapy called NR082 for Leber's hereditary optic neuropathy (LHON), a genetic condition that causes rapid vision loss. About 95 people aged 12 to 75 with a specific ND4 mutation will receive a single injection of the therapy or a sham procedure. T…

This early-stage trial tests a gene therapy called AAV9.hMCOLN1co in one child with Mucolipidosis Type IV (MLIV), a rare genetic disorder. The therapy is given as a single injection into the spinal fluid. The main goal is to check safety, but researchers will also look for any si…

This study tests two natural substances, deoxythymidine and deoxycytidine, in people with TK2 deficiency, a rare genetic condition that causes muscle weakness and breathing problems. The goal is to see if these nucleotide precursors can help cells make more mitochondrial DNA and …

This study tests whether nicotinamide riboside, a form of vitamin B3, can improve walking distance and muscle function in adults with mitochondrial myopathy, a rare muscle disorder. Thirty-four participants receive either the supplement or a placebo for several months. The main g…

This study is an extension of a previous trial testing JR-141, a drug given weekly by IV, for people with Hunter syndrome (a rare genetic disorder). It aims to see if the drug remains safe and effective over a longer period. About 80 participants who completed the earlier study w…

This study tests a stem cell transplant method for people with inherited metabolic disorders and severe osteopetrosis. The goal is to get the donor cells to take hold while keeping side effects low. Participants receive chemotherapy drugs before the transplant to prepare their bo…

This phase 2 study tests the drug olaparib in 114 people with metastatic breast cancer whose tumors have mutations in certain DNA repair genes (like BRCA1, BRCA2, ATM, PALB2, and others). Olaparib is a PARP inhibitor that may kill cancer cells by blocking their ability to fix dam…

This phase 2 trial tests a gene therapy called RP-L102 for children with Fanconi anemia subtype A, a rare genetic disorder that leads to bone marrow failure. Doctors take the child's own blood stem cells, fix the faulty gene in a lab, and infuse the corrected cells back. The goal…

This Phase 3 trial tests a new gene therapy called OTL-203 against the standard stem cell transplant for children with Hurler syndrome, a rare genetic disorder. The therapy uses the child's own blood stem cells, modified to produce the missing enzyme, aiming to improve survival a…

This study planned to test a combination of immunosuppressive drugs (methotrexate, rituximab, bortezomib, IVIg, and folic acid) in people with hypophosphatasia whose bodies had stopped responding to asfotase alfa due to antibodies. The goal was to see if suppressing the immune sy…

This study aimed to see if giving a combination of immune-suppressing drugs (rituximab, methotrexate, and IVIG) alongside the standard enzyme therapy ELAPRASE could prevent patients with Hunter syndrome from developing harmful antibodies. It was designed for boys who had never re…

This study is a follow-up for people with Hunter syndrome and cognitive problems who already took part in earlier studies. It aims to check the long-term safety of the drug idursulfase-IT given with Elaprase. About 6 children and adults will continue their same treatment to monit…

This study tests two drugs, nivolumab and cabozantinib, together in 60 people with advanced or metastatic non-clear cell kidney cancer. The goal is to see how well the combination shrinks tumors. Participants take cabozantinib daily and receive nivolumab infusions every two weeks…

This study tests whether special lights and cameras can help find early signs of mouth cancer in people at high risk. About 338 participants with precancerous spots or conditions like Fanconi anemia will have their mouths examined with fluorescence imaging, which makes abnormal c…

ScreenPlus is a large pilot program that offers families the option to have their newborn screened for a panel of rare genetic disorders, in addition to standard newborn screening. The study aims to screen 100,000 infants born at eight hospitals in New York. Researchers will eval…

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 was designed to compare the standard Pap smear with a new blood test that looks for three proteins linked to cervical cell changes. It planned to include adults aged 18-85 in good health. However, the study was withdrawn before enrolling any participants, so no results…

This trial tests whether an educational program on sustainable diet and breastfeeding, given before delivery, can increase the number of mothers who exclusively breastfeed for up to six months. The study includes 429 pregnant women and also measures the environmental impact of di…

This study tests whether special slip-resistant shoes can help dairy workers avoid slipping on wet, slippery floors. About 22 full-time employees at a Danish dairy will wear different shoes and rate how slippery they feel each day. The goal is to find footwear that reduces fall r…

This study tests a virtual behavioral therapy (Functional Behavioral Training) for children aged 2-12 with genetic syndromes like Fragile X, Angelman, or Rett syndrome who have challenging behaviors. The therapy teaches parents how to identify what triggers problem behaviors and …

This study tests a personalized workplace intervention for 124 Dutch workers with Parkinson's disease, cerebellar ataxia, hereditary spastic paraparesis, or slowly progressive neuromuscular/mitochondrial disorders. A trained facilitator helps employees and their managers identify…

This study is testing whether a 12-week physiotherapy and exercise program can improve physical fitness and quality of life in adults with Fabry disease. Fifteen participants will do regular exercise sessions using body weight, resistance bands, and increased daily activity. The …

This study tests whether adalimumab, a drug used for arthritis, can reduce pain and improve joint movement in people with MPS I, II, or VI. It includes children and adults aged 5 and older who have significant pain and limited joint motion. Participants receive either adalimumab …

This study tests whether venglustat can reduce nerve pain in the arms and legs, and belly pain, in people with Fabry disease. Participants are 16 or older and have not had Fabry treatment for at least 6 months. The trial lasts 12 months, with visits every 3 months, and compares v…

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 long-term study follows over 1,500 people of all ages with hypophosphatasia (HPP), a rare bone disease. Researchers will collect information on how the disease progresses, its impact on daily life, and the long-term safety and effectiveness of the treatment asfotase alfa. Th…

This study will interview 35 adults in Sweden who have Fabry disease but are not yet receiving treatment. The goal is to learn how they experience their quality of life, daily activities, and healthcare support. By listening to patients' own stories, researchers hope to identify …

This study looks at how blood flow and metabolism affect brain development in children with sickle cell anemia. Researchers will use MRI scans and a special mask to have participants breathe carbon dioxide, which helps measure how well brain blood vessels expand. The goal is to u…

This study follows people who previously received RGX-121, a gene therapy designed to deliver a working copy of the IDS gene to the brain, as a treatment for Mucopolysaccharidosis II (MPS II). The goal is to see how safe the therapy is over the long term and whether it helps with…

This study is a patient registry that will follow people of any age with bile acid synthesis disorders who are treated with Cholbam (cholic acid). The goal is to collect information over 10 years on how the drug performs in routine clinical care, including its safety, effectivene…

This pilot study will test whether a daily 30-minute Tao Calligraphy mindfulness practice can increase mitochondrial DNA content in blood cells over 12 months. Fifty healthy or ill adults (excluding those with genetic diseases, cancer, or serious mental disorders) will provide bl…

This study tests whether offering online educational videos and mailed saliva genetic testing kits helps more first-degree relatives of people with BRCA mutations get tested, compared to standard care with a family letter. About 820 participants will be enrolled across several me…

This study follows up to 90 children and young adults with mitochondrial liver diseases to learn how these conditions progress over time. Researchers will collect medical data and samples to better understand the diseases and find markers that predict outcomes. The goal is to imp…

This study follows 600 people with Albright hereditary osteodystrophy, a rare genetic condition affecting bones and hormones. Researchers are looking at how growth hormone treatment affects height and weight in those with a related hormone problem, and also studying thinking and …

This study will collect and analyze genetic data from 1000 people with suspected inherited metabolic diseases, including conditions like epilepsy and mitochondrial disorders. Researchers at Karolinska University Hospital aim to improve diagnosis by using advanced genetic testing …

This study follows 78 adults in Taiwan who have Fabry disease and carry a specific genetic mutation called GLA IVS4. Researchers are looking at how the disease affects the heart and other organs over time, both in people who have never been treated and those who have received aga…

This study follows 450 infants and their families from birth to age 12 to learn how a child's biology and home environment work together to shape eating habits and growth. Researchers collect samples, measurements, and surveys at regular visits. The goal is to understand what inf…

This study is testing a new way to care for people with rare diseases. It will use advanced genetic testing and a team of specialists to help diagnose patients faster and coordinate their care better. The study involves 136 participants with certain rare diseases and aims to redu…

This study looks back at medical records of 50 people with Mucolipidosis Type IV (MLIV) to learn how the disease typically progresses. Researchers want to know when children reach or lose developmental milestones, how their movement and vision change, and what lab results look li…

This study follows 31 Chinese adults with a specific genetic mutation (IVS4+919G>A) that causes Fabry disease, a condition where harmful substances build up and damage organs, especially the heart. Researchers use advanced heart scans and blood tests to track how the disease prog…

Researchers at Arkansas Children's Hospital are studying how mitochondria work in children with autism spectrum disorder. They aim to identify distinct patterns of mitochondrial dysfunction that may relate to developmental delays. The study involves up to 5 visits with blood draw…

This study uses special MRI scans to measure how well muscles produce energy in people with mitochondrial disease. Researchers hope to learn more about the condition and develop a new tool to help diagnose and track it. The study involves 230 participants aged 7 to 75 with suspec…

This study aims to discover new genetic mutations that cause mitochondrial disorders by analyzing tissue samples from up to 6,900 participants. It includes people with suspected or known mitochondrial diseases, such as MELAS or Leigh's Disease, who lack a genetic diagnosis. The r…

This study follows 30 people with mucopolysaccharidoses (MPS) over three years to see how their heart and arteries change. Researchers use neck ultrasounds and blood tests to measure artery thickness, stiffness, and signs of inflammation. The goal is to better understand cardiova…

This study watches 100 people with Fabry disease who are already taking enzyme replacement therapy as part of their regular care. Researchers want to see how the treatment affects their health over time by checking things like kidney function and pain levels. The study does not t…

This study was designed to observe how patients with hereditary tyrosinemia type 1 (HT-1) in China respond to nitisinone treatment in everyday medical practice. It planned to track serious health events like liver problems or death. However, the study was withdrawn before enrolli…

This study watches how the enzyme drug laronidase moves through the bodies of 13 children with MPS IH (a rare genetic disease) before and after they get a stem cell transplant. The goal is to learn what affects drug levels, not to test a new treatment. Children aged 0-3 who are a…

This study looks at how problems with mitochondria—the tiny power plants inside cells—might affect bone health. Researchers will compare 30 people with certain genetic changes that cause mitochondrial dysfunction to healthy volunteers. They will take blood, bone marrow, and bone …

This study was designed to see if a new monitoring algorithm could detect early signs of ovarian damage in women and girls who had cancer treatment. Researchers planned to compare a group using the new algorithm with a group that received standard care. However, the study was wit…