Clinical trials: Mental Retardation
Fragile X Syndrome
An Open-Label Extension Study of BPN14770 in Subjects With Fragile X Syndrome
This is a 4-year, open-label extension (OLE) study for subjects completing one of two double-blind clinical trials with BPN14770, Study BPN14770-CNS-301 (in adult males) and Study BPN14770-CNS-204 (in adolescent males).
- Trial name
- NCT05367960
- Testing
- Zatolmilast/ BPN14770
- Where
- 17 sites in United States
- Volunteers
- 314 people
- Sponsor
- Tetra Discovery Partners
Prader-Willi Syndrome
Cannabidiol Oral Solution for the Treatment of Patients With Prader-Willi Syndrome
The primary objective of this study is to assess the efficacy of cannabidiol oral solution on hyperphagia-related behavior in patients with Prader-Willi Syndrome (PWS).
- Trial name
- NCT02844933
- Testing
- Cannabidiol
- Where
- 7 sites in United States
- Volunteers
- 7 people
- Sponsor
- Radius Pharmaceuticals, Inc.
Fragile X Syndrome
A 6-week, Study of MG01CI Low Dose and High Dose Compared With Placebo in Adults and Adolescents With Fragile X Syndrome
This study is a multisite, randomized, double-blind, placebo-controlled, phase 2 study of MG01CI (low dose and high dose once daily) for 6 weeks compared with placebo in a 1:1 ratio of 60 adolescent and adult subjects with…
- Trial name
- NCT02126995
- Testing
- MG01CI extended-release tablet
- Where
- 12 sites in United States, Israel
- Volunteers
- 62 people
- Sponsor
- Alcobra Ltd.
Oral Health, Intellectual Disability
Supervised Brushing Programme for Intellectual Disabled Students
Intellectual disabled persons faced more dental problems. According to a medical review paper of international and local studies, this group has poorer dental hygiene, more severe gum disease and more untreated caries.
- Conditions
- Oral Health, Intellectual Disability, Randomized Controlled Trial
- Trial name
- NCT03234231
- Testing
- 3-month supervised tooth brushing programme, oral health education talk
- Volunteers
- 602 people
- Sponsor
- MD Equation
Rett Syndrome, RTT
Efficacy and Safety of Cannabidiol Oral Solution (GWP42003-P, CBD-OS) in Patients With Rett Syndrome
To evaluate the efficacy of cannabidiol oral solution (GWP42003-P, CBD-OS) in reducing symptom severity when compared with placebo, in participants with Rett syndrome.
- Trial name
- ARCH (NCT03848832)
- Testing
- GWP42003-P
- Where
- 26 sites in United States, Italy and 2 more
- Volunteers
- 29 people
- Sponsor
- Jazz Pharmaceuticals
Hunter Syndrome
Collection and Study of Cerebrospinal Fluid in Patients With Hunter Syndrome
The purpose of the study is to collect data on CSF biomarkers in patients with Hunter Syndrome that would serve as reference data for comparison with cognitively impaired patients with Hunter syndrome, patients with other…
- Trial name
- NCT01449240
- Testing
- No treatment
- Where
- 7 sites in United States, United Kingdom
- Volunteers
- 10 people
- Sponsor
- Shire
Cerebral Adrenoleukodystrophy (CALD), Adrenoleukodystrophy (ALD)
Long-term Follow-up of Participants With Cerebral Adrenoleukodystrophy Who Were Treated With Lenti-D Drug Product
This is a multi-center, long-term safety and efficacy follow-up study for participants with cerebral adrenoleukodystrophy (CALD) who have received Lenti-D Drug Product (eli-cel) in a parent clinical study (Study ALD-102 or Study…
- Conditions
- Cerebral Adrenoleukodystrophy (CALD), Adrenoleukodystrophy (ALD), X-Linked Adrenoleukodystrophy (X-ALD)
- Trial name
- NCT02698579
- Testing
- No interventional drug product utilized in this follow-up study
- Where
- 13 sites in United States, Argentina and 7 more
- Volunteers
- 64 people
- Sponsor
- Genetix Biotherapeutics Inc.
Down Syndrome, Fetal Aneuploidy
Clinical Evaluation of the SEQureDx T21 Test In High Risk Pregnancies
Whole blood samples will be collected from high-risk pregnant women to validate the clinical performance of the SEQureDx Trisomy 21 Test.
- Trial name
- NCT01555346
- Where
- 29 sites in United States, Canada
- Volunteers
- 3,062 people
- Sponsor
- Sequenom, Inc.
Rett Syndrome
To Investigate the Efficacy of Treatment With Oral NA-921 (Bionetide) Versus Placebo in Females With Rett Syndrome
Primary Objective • To investigate the efficacy of treatment with oral Bionetide versus placebo in girls and women with Rett syndrome Key Secondary Objective To investigate the efficacy of treatment with oral Bionetide versus…
- Trial name
- NCT06840496
- Testing
- Bionetide
- Where
- 18 sites in United States, Australia
- Volunteers
- 210 people
- Sponsor
- Biomed Industries, Inc.
Intellectual Disability, Developmental Delay
Establishing the Clinical Utility of First StepDx PLUS and NextStepDx PLUS Study
The study uses a randomized controlled study design of pediatric neurologists and developmental pediatricians and front-line (primary care) pediatricians to determine if use of FirstStepDx PLUS and Next StepDx PLUS are associated…
- Trial name
- NCT02414438
- Testing
- FirstStepDX PLUS and NextStepDX PLUS Webinar, FirstStepDX PLUS and NextStepDX PLUS Test Results
- Where
- United States
- Volunteers
- 217 people, healthy volunteers welcome
- Sponsor
- Qure Healthcare, LLC
Prader-Willi Syndrome
A Phase 3 Extension Study of RAD011 (Cannabidiol Oral Solution) in Patients With Prader-Willi Syndrome
This is a Phase 3 open-label extension (OLE) study in patients diagnosed with Prader-Willi Syndrome (PWS) who completed the Maintenance Period of the randomized, placebo-controlled Phase 2/3 study SCOUT-015.
- Trial name
- NCT05387798
- Testing
- RAD011
- Sponsor
- Radius Pharmaceuticals, Inc.
Hyperphagia, Prader-Willi Syndrome
The Hunger Elimination or Reduction Objective (HERO ) Open -Label Extension (OLE) Trial
The goal of this clinical trial is to learn if ARD-101 works to treat hyperphagia-related behavior in patients with Prader-Willi syndrome (PWS) when used in a long term setting. It will also teach us about the safety of ARD-101.
- Conditions
- Hyperphagia, Prader-Willi Syndrome, Hyperphagia in Prader-Willi Syndrome
- Trial name
- NCT07197034
- Testing
- ARD-101
- Where
- 30 sites in United States, Australia and 3 more
- Volunteers
- 19 people
- Sponsor
- Aardvark Therapeutics, Inc.
Prader-Willi Syndrome, Obesity
Double-Blind, Placebo Controlled, Phase 3 Trial of ZGN-440 (Beloranib) in Obese Subjects With Prader-Willi Syndrome
The purpose of this study is to evaluate efficacy and safety of ZGN-440 (beloranib) in obese adolescent and adult subjects with Prader-Willi Syndrome.
- Trial name
- bestPWS (NCT02179151)
- Testing
- ZGN-440 for Injectable Suspension
- Where
- 15 sites in United States
- Volunteers
- 108 people
- Sponsor
- Zafgen, Inc.
Prader-Willi Syndrome
Open-Label Extension Study of DCCR in PWS Followed by Double-Blind, Placebo-Controlled, Randomized Withdrawal Period
This is a multi-center, multi-period study with an open-label period followed by a double-blind, placebo-controlled, randomized withdrawal period evaluating the safety and efficacy of DCCR treatment.
- Trial name
- NCT03714373
- Testing
- DCCR
- Where
- 28 sites in United States, United Kingdom
- Volunteers
- 115 people
- Sponsor
- Soleno Therapeutics, Inc.
Down Syndrome
A Study of ACI-24 in Adults With Down Syndrome
This study is a prospective multicenter, placebo-controlled, double-blind, randomized study to assess the effect of one dose ACI-24 versus placebo over a 74-week treatment period and 26-week safety follow-up period.
- Trial name
- NCT04373616
- Testing
- ACI-24
- Sponsor
- AC Immune SA
Prader-Willi Syndrome
An Open-Label Study of DCCR Tablet in Patients With PWS
The primary objective of this study is to monitor the long-term safety of DCCR in PWS patients.
- Trial name
- NCT04086810
- Testing
- DCCR
- Sponsor
- Soleno Therapeutics, Inc.
Microdeletion Syndromes, Trisomy 21
Development of Non-invasive Prenatal Test for Microdeletion and Other Genetic Syndromes Based on Cell Free DNA
The purpose of this study is to collect blood from families with a child who has been diagnosed with a chromosomal disorder including microdeletions in order to further develop a non-invasive prenatal screening test based on…
- Conditions
- Microdeletion Syndromes, Trisomy 21, Trisomy 18, Trisomy 13
- Trial name
- Microdel Triad (NCT02109770)
- Where
- 2 sites in United States
- Volunteers
- 216 people
- Sponsor
- Natera, Inc.
Down Syndrome
A Double-blind, Placebo-controlled Comparative Study and Open-label Extension Study to Confirm the Efficacy and Safety of E2020 in Subjects With Down Syndrome Having Regression Symptoms and Disabled Activities of Daily Living.
The purpose of this double-blind, placebo-controlled, comparative study and open-label extension study is to confirm the efficacy and safety of E2020 in subjects with Down syndrome having regression symptoms and disabled…
- Trial name
- NCT02094053
- Testing
- E2020-Donepezil hydrochloride
- Where
- 10 sites in Japan
- Volunteers
- 36 people
- Sponsor
- Eisai Co., Ltd.
MPS II, Hunter Syndrome (MPS II)
An Extension Study to Assess the Long-term Safety and Efficacy of Hunterase (Idursulfase Beta)
The objective of this study is to assess the long-term safety and efficacy of Hunterase for approximately 1 year in subjects who completed the end of study (EOS) visit (Visit 54) tests in the Phase 3 Hunterase study and patients…
- Conditions
- MPS II, Hunter Syndrome (MPS II), Hunter Syndrome, Hunterase
- Trial name
- NCT07344376
- Testing
- Hunterase
- Where
- South Korea
- Volunteers
- 30 people
- Sponsor
- GC Biopharma Corp
Angelman Syndrome, Fragile X Syndrome
Single Dose Pharmacokinetic (PK) Study
The trial is a Phase 1 Single Dose PK Study in Adolescent Subjects with Fragile X syndrome (FXS) or Angelman syndrome (AS). The primary objective of the study is to evaluate the pharmacokinetics (PK) of OV101 following a single 5…
- Trial name
- NCT03109756
- Testing
- OV101
- Where
- 2 sites in United States
- Volunteers
- 12 people
- Sponsor
- Ovid Therapeutics Inc.