Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Mental Retardation”

1,363 trials

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation

Showing 20 of 1,363 results

Not applicableStudy completedNCT07756944
What this trial is testing

Effects of Bubble Cushion Exercises on Postural Control in Children With Down Syndrome

Who this might be right for
Down Syndrome
Riphah International University 22
Not applicableLooking for participantsNCT07476092
What this trial is testing

Evaluation of the Effect of Digital-based Games on the Visual and Cognitive Performance of Young Children With Intellectual Disabilities

Who this might be right for
Intellectual Disability
Koç University 60
Testing effectiveness (Phase 2)Study completedNCT03862950
What this trial is testing

A Trial of Metformin in Individuals With Fragile X Syndrome (Met)

Who this might be right for
Fragile X SyndromeFragile X Mental Retardation SyndromeMental Retardation, X-Linked+7 more
University of Alberta 125
Not applicableStudy completedNCT01966991
What this trial is testing

Prenatal Screening for Down Syndrome With DNAFirst

Who this might be right for
Trisomy 21Trisomy 18Trisomy 13+1 more
Women and Infants Hospital of Rhode Island 100
Not applicableUnknownNCT05940168
What this trial is testing

Internet-delivered ACT (I-Navigator ACT) for Parents of Children With Disabilities

Who this might be right for
ParentsStress, PsychologicalAnxiety+7 more
Karolinska Institutet 134
Not applicableStudy completedNCT04920110
What this trial is testing

Development of the ORCA Communication Measure for Rett Syndrome

Who this might be right for
Rett Syndrome
Rett Syndrome Research Trust 272
Not applicableUnknownNCT05849818
What this trial is testing

Virtual Reality Technology For Cognitive Functions Of Children With Down Syndrome

Who this might be right for
Down Syndrome
Cairo University 30
Not applicableStudy completedNCT05024110
What this trial is testing

Effect of Exercise Intensity on Vitamin D

Who this might be right for
Down SyndromeVitamin D Deficiency
Taif University 44
Not applicableEnded earlyNCT06014541
What this trial is testing

Observational Study to Characterize Biomarkers and Disease Progression in Participants With Methyl CpG Binding Protein 2 (MECP2) Duplication Syndrome

Who this might be right for
Methyl CpG Binding Protein 2 (MECP2) Duplication Syndrome
Ionis Pharmaceuticals, Inc. 29
Not applicableStudy completedNCT02465931
What this trial is testing

Decisional Capacity and Informed Consent in Fragile X Syndrome

Who this might be right for
Fragile X Syndrome (FXS)
RTI International 152
Large-scale testing (Phase 3)Active Not RecruitingNCT05606614
What this trial is testing

A Phase 1/2/3 Study of TSHA-102 Gene Therapy in Females With Rett Syndrome (REVEAL Pivotal Study)

Who this might be right for
Rett Syndrome
Taysha Gene Therapies, Inc. 17
Not applicableLooking for participantsNCT03789721
What this trial is testing

Adrenoleukodystrophy National Registry Study

Who this might be right for
ALD (Adrenoleukodystrophy)AdrenoleukodystrophyCerebral Adrenoleukodystrophy
Masonic Cancer Center, University of Minnesota 1,000
Not applicableNot Yet RecruitingNCT07492199
What this trial is testing

High Depth Exome Sequencing on DNA From a Salivary Sample by Mouth Smear.

Who this might be right for
Neurodevelopmental DisordersIntellectual Developmental Disorder
Centre Hospitalier Universitaire de Besancon 50
Testing effectiveness (Phase 2)Active Not RecruitingNCT03286634
What this trial is testing

ASIA Down Syndrome Acute Lymphoblastic Leukemia 2016

Who this might be right for
Down SyndromeAcute Lymphoblastic LeukemiaChildhood Cancer
National Hospital Organization Nagoya Medical Center 60
Not applicableNot Yet RecruitingNCT07737405
What this trial is testing

Examining the Effectiveness of an Intervention Protocol Based on CO-OP for Children and Adolescents With IDD: A Pilot Study

Who this might be right for
Intellectual Developmental Disorder
Miri Tal-Saban 10
Not applicableEnded earlyNCT03113877
What this trial is testing

Evaluation of Autonomic Function in Individuals With Cornelia de Lange Syndrome (CdLS)

Who this might be right for
Cornelia de Lange Syndrome
Mayo Clinic 1
Not applicableWithdrawnNCT05755464
What this trial is testing

Evaluation of Patients With Down Syndrome Compliance to Dental Therapy

Who this might be right for
Down Syndrome
Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Not applicableUnknownNCT04938999
What this trial is testing

Music-visual Guided Physical Activity Promotion for Adults With Intellectual Disabilities

Who this might be right for
Intellectual Disability
Chinese University of Hong Kong 320
Not applicableLooking for participantsNCT07686653
What this trial is testing

The Value of Trio Genome Sequencing in the Etiological Evaluation of Early-Onset and/or Atypical Psychiatric Disorders Without Intellectual Disability or Congenital Anomalies

Who this might be right for
GeneticDiagnostic Strategies
Centre Hospitalier Universitaire Dijon 255
Large-scale testing (Phase 3)Study completedNCT03649477
What this trial is testing

Phase 3 Study of Intranasal Carbetocin (LV-101) in Patients With Prader-Willi Syndrome

Who this might be right for
Prader-Willi Syndrome
Levo Therapeutics, Inc. 130
Next Page