- Conditions
- Fragile X Syndrome, Angelman Syndrome, Prader-Willi Syndrome, Dup15Q Syndrome, Duchenne Muscular Dystrophy, Phelan-McDermid Syndrome, Rett Syndrome, Smith Magenis Syndrome, Williams Syndrome, Turner Syndrome, Klinefelter Syndrome, Chromosome 22q11.2 Deletion Syndrome, Tuberous Sclerosis, Down Syndrome
- Interventions
- Parent-Infant Inter(X)action Intervention (PIXI)
- Behavioral
- Lead sponsor
- RTI International
- Other
- Eligibility
- Up to 99 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2026
- U.S. locations
- 1
- States / cities
- Research Triangle Park, North Carolina
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 25–48
of 24
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Hyperphagia, Prader-Willi Syndrome
- Interventions
- tDCS
- Device
- Lead sponsor
- University of Kansas Medical Center
- Other
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 31 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2016
- U.S. locations
- 3
- States / cities
- Kansas City, Kansas • Boston, Massachusetts • Dousman, Wisconsin
- Conditions
- Prader-Willi Syndrome, Excessive Daytime Sleepiness, Hyperphagia, Body Weight, Mood, Behavior
- Interventions
- Sham Light, Bright Light Therapy
- Other
- Lead sponsor
- Maimonides Medical Center
- Other
- Eligibility
- 6 Years to 88 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Brooklyn, New York
- Conditions
- Prader Willi Syndrome, Adrenal Insufficiency
- Interventions
- Low dose (1 mcg) ACTH stimulation test, Overnight metyrapone test
- Other
- Lead sponsor
- Nationwide Children's Hospital
- Other
- Eligibility
- 2 Years and older
- Enrollment
- 23 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- Columbus, Ohio
- Conditions
- Prader-Willi Syndrome, Hypothalamic Obesity, Obesity/Therapy
- Interventions
- Tirzepatide
- Drug
- Lead sponsor
- Grace Kim
- Other
- Eligibility
- 18 Years to 26 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 3
- States / cities
- Saint Paul, Minnesota • Nashville, Tennessee • Seattle, Washington
- Conditions
- Hyperphagia in Prader-Willi Syndrome
- Interventions
- Carbetocin
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 5 Years to 30 Years
- Enrollment
- 168 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 19
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Orange, California + 16 more
- Conditions
- Prader-Willi Syndrome
- Interventions
- RAD011, Placebo
- Drug
- Lead sponsor
- Radius Pharmaceuticals, Inc.
- Industry
- Eligibility
- 8 Years to 65 Years
- Enrollment
- 4 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022
- U.S. locations
- 8
- States / cities
- Los Angeles, California • San Diego, California • Iowa City, Iowa + 5 more
- Conditions
- Obesity, Over-weight, Prader-Willi Syndrome
- Interventions
- ZGN-440 sterile diluent, 1.2 mg ZGN-440 for injectable suspension, 1.8 mg ZGN-440 for injectable suspension
- Drug
- Lead sponsor
- Zafgen, Inc.
- Industry
- Eligibility
- 16 Years to 65 Years
- Enrollment
- 17 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- Prader-Willi Syndrome
- Interventions
- ARD-101
- Drug
- Lead sponsor
- Aardvark Therapeutics, Inc.
- Industry
- Eligibility
- 17 Years to 65 Years
- Enrollment
- 19 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2024
- U.S. locations
- 2
- States / cities
- Palo Alto, California • Aurora, Colorado
- Conditions
- Hyperphagia, Prader-Willi Syndrome, Hyperphagia in Prader-Willi Syndrome
- Interventions
- ARD-101
- Drug
- Lead sponsor
- Aardvark Therapeutics, Inc.
- Industry
- Eligibility
- 13 Years and older
- Enrollment
- 19 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 16
- States / cities
- Birmingham, Alabama • Orange, California • Palo Alto, California + 13 more
- Conditions
- Prader-Willi Syndrome, Aggression, Self-Injurious Behavior, Pathologic Processes, Behavioral Symptoms, Intellectual Disability, Neurobehavioral Manifestations, Neurologic Manifestations, Nervous System Diseases, Abnormalities, Multiple, Congenital Abnormalities, Chromosome Disorders, Genetic Diseases, Inborn, Obesity, Overnutrition, Nutrition Disorders, Antihypertensive Agents, Neurotransmitter Agents, Molecular Mechanisms of Pharmacological Action, Physiological Effects of Drugs, Skin-Picking
- Interventions
- Guanfacine Extended Release, Placebo
- Drug · Other
- Lead sponsor
- Maimonides Medical Center
- Other
- Eligibility
- 6 Years to 35 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2023
- U.S. locations
- 1
- States / cities
- Brooklyn, New York
- Conditions
- Prader-Willi Syndrome
- Interventions
- GLWL-01, Placebo
- Drug
- Lead sponsor
- GLWL Research Inc.
- Other
- Eligibility
- 16 Years to 65 Years
- Enrollment
- 19 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 4
- States / cities
- San Diego, California • Gainesville, Florida • Cleveland, Ohio + 1 more
- Conditions
- Spinal Muscular Atrophy, Fragile X Syndrome, Fragile X - Premutation, Duchenne Muscular Dystrophy, Hyperinsulinemic Hypoglycemia, Familial 1, Diabetes Mellitus, Adrenoleukodystrophy, Neonatal, Medium-chain Acyl-CoA Dehydrogenase Deficiency, Very Long Chain Acyl Coa Dehydrogenase Deficiency, Beta-ketothiolase Deficiency, Severe Combined Immunodeficiency Due to Adenosine Deaminase Deficiency, Primary Hyperoxaluria Type 1, Congenital Bile Acid Synthesis Defect Type 2, Pyridoxine-Dependent Epilepsy, Hereditary Fructose Intolerance, Hypophosphatasia, Hyperargininemia, Mucopolysaccharidosis Type 6, Argininosuccinic Aciduria, Citrullinemia, Type I, Wilson Disease, Maple Syrup Urine Disease, Type 1A, Maple Syrup Urine Disease, Type 1B, Biotinidase Deficiency, Neonatal Severe Primary Hyperparathyroidism, Intrinsic Factor Deficiency, Usher Syndrome Type 1D/F Digenic (Diagnosis), Cystic Fibrosis, Stickler Syndrome Type 2, Stickler Syndrome Type 1, Alport Syndrome, Autosomal Recessive, Alport Syndrome, X-Linked, Carbamoyl Phosphate Synthetase I Deficiency Disease, Carnitine Palmitoyl Transferase 1A Deficiency, Carnitine Palmitoyltransferase II Deficiency, Cystinosis, Chronic Granulomatous Disease, Cerebrotendinous Xanthomatoses, Maple Syrup Urine Disease, Type 2, Severe Combined Immunodeficiency Due to DCLRE1C Deficiency, Thyroid Dyshormonogenesis 6, Thyroid Dyshormonogenesis 5, Supravalvar Aortic Stenosis, Factor X Deficiency, Hemophilia A, Hemophilia B, Tyrosinemia, Type I, Fructose 1,6 Bisphosphatase Deficiency, Glycogen Storage Disease Type I, G6PD Deficiency, Glycogen Storage Disease II, Galactokinase Deficiency, Mucopolysaccharidosis Type IV A, Galactosemias, Guanidinoacetate Methyltransferase Deficiency, Agat Deficiency, Glutaryl-CoA Dehydrogenase Deficiency, Gtp Cyclohydrolase I Deficiency, Hyperinsulinism-Hyperammonemia Syndrome, Primary Hyperoxaluria Type 2, 3-Hydroxyacyl-CoA Dehydrogenase Deficiency, Long-chain 3-hydroxyacyl-CoA Dehydrogenase Deficiency, Mitochondrial Trifunctional Protein Deficiency, Sickle Cell Disease, Beta-Thalassemia, Holocarboxylase Synthetase Deficiency, 3-Hydroxy-3-Methylglutaric Aciduria, Primary Hyperoxaluria Type 3, Hermansky-Pudlak Syndrome 1, Hermansky-Pudlak Syndrome 4, Apparent Mineralocorticoid Excess, HSDB, CBAS1, Mucopolysaccharidosis Type 2, Mucopolysaccharidosis Type 1, Severe Combined Immunodeficiency, X Linked, Severe Combined Immunodeficiency Due to IL-7Ralpha Deficiency, Diabetes Mellitus, Permanent Neonatal, Isovaleric Acidemia, Severe Combined Immunodeficiency T-Cell Negative B-Cell Positive Due to Janus Kinase-3 Deficiency (Disorder), Jervell and Lange-Nielsen Syndrome 2, Hyperinsulinemic Hypoglycemia, Familial, 2, Diabetes Mellitus, Permanent Neonatal, With Neurologic Features, Jervell and Lange-Nielsen Syndrome 1, Lysosomal Acid Lipase Deficiency, CblF, 3-Methylcrotonyl CoA Carboxylase 1 Deficiency, 3-Methylcrotonyl CoA Carboxylase 2 Deficiency, Waardenburg Syndrome Type 2A, Methylmalonic Aciduria cblA Type, Methylmalonic Aciduria cblB Type, Methylmalonic Aciduria and Homocystinuria Type cblC, MAHCD, Methylmalonic Aciduria Due to Methylmalonyl-CoA Mutase Deficiency, Congenital Disorder of Glycosylation Type 1B, Mthfr Deficiency, Methylcobalamin Deficiency Type Cbl G (Disorder), Methylcobalamin Deficiency Type cblE, Usher Syndrome, Type 1B, N-acetylglutamate Synthase Deficiency, Ornithine Transcarbamylase Deficiency, Phenylketonurias, Waardenburg Syndrome Type 1, Congenital Hypothyroidism, Propionic Acidemia, Usher Syndrome, Type 1F, Pancreatic Agenesis 1, Hereditary Hypophosphatemic Rickets, Glycogen Storage Disease IXB, Glycogen Storage Disease IXC, MOWS, Epilepsy, Early-Onset, Vitamin B6-Dependent, Pyridoxal Phosphate-Responsive Seizures, Pituitary Hormone Deficiency, Combined, 1, Ptsd, Dihydropteridine Reductase Deficiency, Severe Combined Immunodeficiency Due to RAG1 Deficiency, Severe Combined Immunodeficiency Due to RAG2 Deficiency, Retinoblastoma, Multiple Endocrine Neoplasia Type 2B, Pseudohypoaldosteronism, Type I, Liddle Syndrome, Biotin-Responsive Basal Ganglia Disease, SCD, DIAR1, GSD1C, Acrodermatitis Enteropathica, Thyroid Dyshormonogenesis 1, Riboflavin Transporter Deficiency, Waardenburg Syndrome, Type 2E, SRD, Congenital Lipoid Adrenal Hyperplasia Due to STAR Deficiency, Barth Syndrome, Adrenocorticotropic Hormone Deficiency, Transcobalamin II Deficiency, Thyroid Dyshormonogenesis 3, Segawa Syndrome, Autosomal Recessive, Autosomal Recessive Nonsyndromic Hearing Loss, Thyroid Dyshormonogenesis 2A, Congenital Isolated Thyroid Stimulating Hormone Deficiency, Hypothyroidism Due to TSH Receptor Mutations, Usher Syndrome Type 1C, Usher Syndrome Type 1G (Diagnosis), Von Willebrand Disease, Type 3, Combined Immunodeficiency Due to ZAP70 Deficiency, Adenine Phosphoribosyltransferase Deficiency, Metachromatic Leukodystrophy, Canavan Disease, Menkes Disease, Carbonic Anhydrase VA Deficiency, Developmental and Epileptic Encephalopathy 2, 17 Alpha-Hydroxylase Deficiency, Smith-Lemli-Opitz Syndrome, Krabbe Disease, Glutathione Synthetase Deficiency, Mucopolysaccharidosis Type 7, Rett Syndrome, Molybdenum Cofactor Deficiency, Type A, Niemann-Pick Disease, Type C1, Niemann-Pick Disease Type C2, Ornithine Aminotransferase Deficiency, 3-Phosphoglycerate Dehydrogenase Deficiency, Leber Congenital Amaurosis 2, Dravet Syndrome, Mucopolysaccharidosis Type 3 A, Ornithine Translocase Deficiency, Carnitine-acylcarnitine Translocase Deficiency, Glucose Transporter Type 1 Deficiency Syndrome, Creatine Transporter Deficiency, Niemann-Pick Disease Type A, Pitt Hopkins Syndrome, Tuberous Sclerosis 1, Tuberous Sclerosis 2, Ataxia With Isolated Vitamin E Deficiency, Angelman Syndrome, Prader-Willi Syndrome, Homocystinuria, Permanent Neonatal Diabetes Mellitus, Transient Neonatal Diabetes Mellitus, Factor VII Deficiency, Glycogen Storage Disease Type IXA1, Glycogen Storage Disease, Type IXA2, Glycogen Storage Disease IC, Glycogen Storage Disease Type IB, Central Hypoventilation Syndrome With or Without Hirschsprung Disease
- Interventions
- Confirmatory Testing
- Diagnostic Test
- Lead sponsor
- RTI International
- Other
- Eligibility
- 1 Day to 31 Days
- Enrollment
- 30,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2026
- U.S. locations
- 1
- States / cities
- Research Triangle Park, North Carolina
- Conditions
- Prader-Willi Syndrome
- Interventions
- Cannabidiol, Placebo
- Drug
- Lead sponsor
- Radius Pharmaceuticals, Inc.
- Industry
- Eligibility
- 8 Years to 17 Years
- Enrollment
- 7 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 7
- States / cities
- Tucson, Arizona • San Diego, California • Iowa City, Iowa + 4 more
- Conditions
- Prader-Willi Syndrome
- Interventions
- Exenatide
- Drug
- Lead sponsor
- Children's Hospital Los Angeles
- Other
- Eligibility
- 13 Years to 20 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2013
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Quality of Life
- Interventions
- B. lactis B94, Placebo
- Dietary Supplement
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 28 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 3
- States / cities
- Gainesville, Florida
- Conditions
- Prader-Willi Syndrome
- Interventions
- Nutropin AQ
- Drug
- Lead sponsor
- Children's Mercy Hospital Kansas City
- Other
- Eligibility
- 16 Years to 60 Years
- Enrollment
- 11 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2012
- U.S. locations
- 1
- States / cities
- Kansas City, Missouri
- Conditions
- Obesity, Genetic Disorder, Mental Retardation, Developmental Delay
- Interventions
- Not listed
- Lead sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- NIH
- Eligibility
- Up to 99 Years
- Enrollment
- 93 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Prader-Willi Syndrome
- Interventions
- Pitolisant
- Drug
- Lead sponsor
- Harmony Biosciences Management, Inc.
- Industry
- Eligibility
- 7 Years and older
- Enrollment
- 150 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2030
- U.S. locations
- 1
- States / cities
- Morrisville, North Carolina
- Conditions
- Prader-Willi Syndrome
- Interventions
- Not listed
- Lead sponsor
- Foundation for Prader-Willi Research
- Other
- Eligibility
- 5 Years and older
- Enrollment
- 700 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2024
- U.S. locations
- 1
- States / cities
- Walnut, California
- Conditions
- Prader-Willi Syndrome
- Interventions
- RGH-706, Placebo
- Drug
- Lead sponsor
- Gedeon Richter Plc.
- Industry
- Eligibility
- 17 Years and older
- Enrollment
- 39 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2024
- U.S. locations
- 6
- States / cities
- San Diego, California • Chicago, Illinois • Brooklyn, New York + 3 more
- Conditions
- Prader-Willi Syndrome
- Interventions
- Placebo, Guanfacine extended release (GXR)
- Other · Drug
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 6 Years to 35 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Prader-Willi Syndrome
- Interventions
- Repetitive Transcranial Magnetic Stimulation (rTMS)
- Device
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Belmont, Massachusetts
- Conditions
- Prader-Willi Syndrome
- Interventions
- DCCR
- Drug
- Lead sponsor
- Soleno Therapeutics, Inc.
- Industry
- Eligibility
- 4 Years and older
- Enrollment
- 83 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2028
- U.S. locations
- 17
- States / cities
- Orange, California • Palo Alto, California • San Diego, California + 14 more