- Conditions
- Genetic Disorder, Asperger Disorder, Autism Spectrum Disorder, Fragile X Syndrome, Developmental Delay
- Interventions
- Not listed
- Lead sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- NIH
- Eligibility
- 1 Year to 99 Years
- Enrollment
- 96 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2025
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
Search Results
Search by objective public record fields.
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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 25–48
of 24
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Fragile X Syndrome
- Interventions
- Placebo, RO4917523 0.5 mg, RO4917523 1.5 mg
- Drug
- Lead sponsor
- Hoffmann-La Roche
- Industry
- Eligibility
- 14 Years to 50 Years
- Enrollment
- 185 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 20
- States / cities
- Phoenix, Arizona • Long Beach, California • Sacramento, California + 17 more
- Conditions
- Fragile x Syndrome
- Interventions
- Ganaxolone, Placebo
- Drug
- Lead sponsor
- Marinus Pharmaceuticals
- Industry
- Eligibility
- 6 Years to 17 Years
- Enrollment
- 59 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2016
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Fragile X Syndrome
- Interventions
- STX107
- Drug
- Lead sponsor
- Seaside Therapeutics, Inc.
- Industry
- Eligibility
- 18 Years to 50 Years · Male only
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 5
- States / cities
- Los Angeles, California • Sacramento, California • Aurora, Colorado + 2 more
- Conditions
- Fragile X Syndrome
- Interventions
- ZYN002 - transdermal gel, Placebo
- Drug
- Lead sponsor
- Zynerba Pharmaceuticals, Inc.
- Industry
- Eligibility
- 3 Years to 29 Years
- Enrollment
- 215 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2025
- U.S. locations
- 18
- States / cities
- Phoenix, Arizona • Culver City, California • Irvine, California + 15 more
- Conditions
- Fragile X Syndrome (FXS)
- Interventions
- OV101 (gaboxadol)
- Drug
- Lead sponsor
- Healx AI
- Industry
- Eligibility
- 13 Years to 22 Years · Male only
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 6
- States / cities
- Sacramento, California • Aurora, Colorado • Chicago, Illinois + 3 more
- Conditions
- Fragile X Syndrome, Autism
- Interventions
- CX516 (Ampalex®)
- Drug
- Lead sponsor
- RespireRx
- Industry
- Eligibility
- 18 Years to 50 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 2002
- U.S. locations
- 2
- States / cities
- Sacramento, California • Chicago, Illinois
- Conditions
- Fragile X Syndrome
- Interventions
- Riluzole
- Drug
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 6 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2010
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- Fragile X Syndrome
- Interventions
- NNZ-2566, Placebo
- Drug
- Lead sponsor
- Neuren Pharmaceuticals Limited
- Industry
- Eligibility
- 12 Years to 45 Years · Male only
- Enrollment
- 72 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2015
- U.S. locations
- 17
- States / cities
- Sacramento, California • Denver, Colorado • Washington D.C., District of Columbia + 14 more
- Conditions
- Fragile X Syndrome
- Interventions
- Speech discrimination
- Other
- Lead sponsor
- Children's Hospital Medical Center, Cincinnati
- Other
- Eligibility
- 6 Months to 26 Months
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio
- Conditions
- Fragile X Syndrome, Healthy Volunteers
- Interventions
- [15-O]water
- Drug
- Lead sponsor
- National Institute of Mental Health (NIMH)
- NIH
- Eligibility
- 18 Years to 24 Years · Male only
- Enrollment
- 147 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2020
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Fragile X Syndrome
- Interventions
- donepezil
- Drug
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 14 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2009
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Fragile X Syndrome
- Interventions
- AFQ056, Placebo
- Drug
- Lead sponsor
- Novartis Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 175 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2013
- U.S. locations
- 12
- States / cities
- Phoenix, Arizona • Sacramento, California • Decatur, Georgia + 9 more
- Conditions
- Fragile X Syndrome
- Interventions
- Placebo (for RO4917523 ascending doses), Placebo (for RO4917523 fixed dose), RO4917523
- Drug
- Lead sponsor
- Hoffmann-La Roche
- Industry
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2011
- U.S. locations
- 5
- States / cities
- Sacramento, California • Decatur, Georgia • Chicago, Illinois + 2 more
- Conditions
- Fragile X Syndrome (FXS)
- Interventions
- 18F-FTC-146
- Drug
- Lead sponsor
- Guido A. Davidzon, MD, SM
- Other
- Eligibility
- 18 Years to 65 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Fragile X Syndrome, Intellectual Disability
- Interventions
- Social gaze training
- Behavioral
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 8 Years to 18 Years · Male only
- Enrollment
- 71 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2020
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Fragile X Syndrome
- Interventions
- minocycline hydrochloride, Placebo
- Drug
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- 42 Months to 16 Years
- Enrollment
- 66 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Fragile X Syndrome (FXS), Idiopathic Intellectual Developmental Disorder (IDD)
- Interventions
- [18F]flumazenil
- Drug
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 18 Years to 30 Years · Male only
- Enrollment
- 17 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2018
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Fragile X Syndrome
- Interventions
- SPG601, Placebo
- Drug
- Lead sponsor
- Spinogenix
- Industry
- Eligibility
- 18 Years to 45 Years · Male only
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio
- Conditions
- Fragile X Syndrome
- Interventions
- MG01CI extended-release tablet
- Drug
- Lead sponsor
- Alcobra Ltd.
- Industry
- Eligibility
- 15 Years to 55 Years
- Enrollment
- 62 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2015
- U.S. locations
- 11
- States / cities
- Phoenix, Arizona • Sacramento, California • Aurora, Colorado + 8 more
- Conditions
- Autism Spectrum Disorders, Psychosis, Fragile X Syndrome
- Interventions
- Not listed
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 3 Years to 45 Years
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2014
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Fragile X Syndrome
- Interventions
- Aripiprazole
- Drug
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 5 Years to 35 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2010
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- Autism, Autism Spectrum Disorder, Autistic Disorder, Autism, Akinetic, Autism; Atypical, Autism; Psychopathy, Autism Fragile Syndrome X, Autism With High Cognitive Abilities, Autism-Related Speech Delay, Autism, Susceptibility to, 6, Autism Spectrum Disorder High-Functioning, Autistic Thinking, Autism, Susceptibility to, X-Linked 6, Autistic Behavior
- Interventions
- No Intervention
- Other
- Lead sponsor
- ProgenaBiome
- Other
- Eligibility
- 6 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2030
- U.S. locations
- 1
- States / cities
- Ventura, California
- Conditions
- Fragile X Syndrome
- Interventions
- Acamprosate, Lovastatin, Minocycline, Placebo, Baclofen
- Drug
- Lead sponsor
- Children's Hospital Medical Center, Cincinnati
- Other
- Eligibility
- 15 Years to 55 Years
- Enrollment
- 29 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2020
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio