Clinical trials: Mental Retardation
Pregnant Women, Prenatal Care
MatErnal BLood IS Source to Accurately Diagnose Fetal Aneuploidy
The primary objective of this study is to determine the performance characteristics (sensitivity and specificity) of the Verinata Health Test to detect fetal Trisomy 21 (T21) compared to karyotype results obtained by…
- Trial name
- MELISSA (NCT01122524)
- Where
- 11 sites in United States
- Volunteers
- 10,000 people
- Sponsor
- Verinata Health, Inc.
Mucopolysaccharidosis II, Hunter Syndrome
A Study to Evaluate the Safety, Tolerability, PK and PD of Intracerebroventricular GC1123 in Patients with MPS Ⅱ
The purpose of this study is to evaluate the safety, tolerability, pharmacokinetics and pharmacodynamics of intracerebroventricular GC1123 in patients with MPS Ⅱ who have central nervous system involvement and are receiving…
- Trial name
- NCT05422482
- Testing
- GC1123
- Where
- 3 sites in South Korea
- Volunteers
- 12 people
- Sponsor
- GC Biopharma Corp
Fragile X Syndrome
Efficacy and Safety Study of STX209 (Arbaclofen) for the Treatment of Social Withdrawal in Children With Fragile X Syndrome
There will be four study periods: Screening (up to 14 days in length), the Treatment Period (8 weeks), the Withdrawal Period (22 days), and Follow-up Period (up to 31 days).
- Trial name
- Harbor-C (NCT01325220)
- Testing
- arbaclofen
- Where
- 28 sites in United States
- Volunteers
- 172 people
- Sponsor
- Seaside Therapeutics, Inc.
Danon Disease
Natural History of Danon Disease
This is a multicenter, international, non-interventional, natural history study designed to collect longitudinal retrospective clinical information on patients with Danon disease (DD).
- Trial name
- NCT05548855
- Testing
- Heart Transplant, Cardiac Assistive Device
- Where
- 15 sites in Czechia, France and 3 more
- Volunteers
- 59 people
- Sponsor
- Rocket Pharmaceuticals Inc.
Fragile X Syndrome
An Open Label Extension Study in Subjects With Fragile X Syndrome
This study will enroll subjects who have completed Protocols 209FX301, 209FX302, or are currently participating in Protocol 2202 into a long-term study in which all subjects will receive active drug (arbaclofen).
- Trial name
- 209FX303 (NCT01555333)
- Testing
- arbaclofen
- Where
- 23 sites in United States
- Volunteers
- 357 people
- Sponsor
- Seaside Therapeutics, Inc.
Down Syndrome, Amyloid Beta-protein
Phase II Study of Florbetaben (BAY94-9172) PET Imaging for Detection/Exclusion of Cerebral β-amyloid.
To determine the sensitivity of the visual assessment of BAY94-9172 PET images in detecting cerebral β-amyloid in individuals with Down Syndrome (DS) and specificity in individuals without DS.
- Trial name
- NCT00928304
- Testing
- Florbetaben (BAY94-9172)
- Where
- 2 sites in United States
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- Lantheus Biosciences Ltd.
Down Syndrome (Trisomy 21), Edward's Syndrome (Trisomy 18)
Non-Invasive Determination of Fetal Chromosome Abnormalities
The overall significance of this study is to develop a laboratory developed test (LDT) to use a new marker in the maternal blood to better identify pregnancies that have a child with a chromosome abnormality such as Down syndrome…
- Conditions
- Down Syndrome (Trisomy 21), Edward's Syndrome (Trisomy 18), Patau Syndrome (Trisomy 13), Klinefelter Syndrome (47, XXY)
- Trial name
- NCT00891852
- Where
- 7 sites in United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Lenetix Medical Screening Laboratory
Down Syndrome
Evaluating The Efficacy And Safety Of Donepezil Hydrochloride (HCl) (Aricept) In Treating Cognitive Dysfunction Exhibited By Children With Down Syndrome
The purpose of this study is to determine whether donepezil HCl is effective and safe in improving cognitive dysfunction exhibited by children and adolescents with Down syndrome (DS).
- Trial name
- NCT00570128
- Testing
- Donepezil HCl
- Where
- 31 sites in United States
- Volunteers
- 129 people
- Sponsor
- Eisai Inc.
22q11 Deletion Syndrome, DiGeorge Syndrome
SNP-based Microdeletion and Aneuploidy RegisTry (SMART)
This multi-center prospective observational study is designed to track birth outcomes and perinatal correlates to the Panorama prenatal screening test in the general population among ten thousand women who present clinically and…
- Conditions
- 22q11 Deletion Syndrome, DiGeorge Syndrome, Trisomy 21, Trisomy 18
- Trial name
- SMART (NCT02381457)
- Where
- 21 sites in United States, Australia and 4 more
- Volunteers
- 20,960 people, healthy volunteers welcome
- Sponsor
- Natera, Inc.
Mucopolysaccharidosis Type II, Metabolic Diseases
A Study of the Tolerance, Safety, and Pharmacokinetics of GNR-055 in Healthy Volunteers
It is a phase I open-label single-dose, dose-escalation cohort study to evaluate of the tolerance, safety, and pharmacokinetics of GNR-055 in healthy volunteers
- Trial name
- NCT06475404
- Testing
- verenafusp alfa 6 mg/kg, verenafusp alfa 9 mg/kg, verenafusp alfa 12 mg/kg
- Where
- Russia
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- AO GENERIUM
Prader-Willi Syndrome
Open-Label Extension Study of DCCR in Patients With Prader-Willi Syndrome
The purpose of this is study is to evaluate the long-term safety of DCCR (diazoxide choline) extended-release tablets) in patients with Prader-Willi syndrome.
- Trial name
- NCT05701774
- Testing
- DCCR
- Where
- 22 sites in United States, United Kingdom
- Volunteers
- 77 people
- Sponsor
- Soleno Therapeutics, Inc.
Down Syndrome
A Study of RG1662 in Individuals With Down Syndrome
This multi-center, randomized double-blind, placebo-controlled study will assess the safety and tolerability of RG1662 in individuals with Down Syndrome.
- Trial name
- NCT01436955
- Testing
- RG1662
- Where
- 9 sites in United States, United Kingdom
- Volunteers
- 35 people
- Sponsor
- Hoffmann-La Roche
Rett Syndrome
A Safety Study of NNZ-2566 in Pediatric Rett Syndrome
The purpose of this study is to determine whether NNZ-2566 is safe and well tolerated in the treatment of Rett syndrome in children and adolescents.
- Trial name
- NCT02715115
- Testing
- NNZ-2566
- Where
- 12 sites in United States
- Volunteers
- 82 people
- Sponsor
- Neuren Pharmaceuticals Limited
Adrenomyeloneuropathy
Study to Assess PXL770 in Subjects With Adrenomyeloneuropathy (AMN) Form of X-linked Adrenoleukodystrophy (X-ALD or ALD)
A randomized open-label Phase 2a study to assess the pharmacokinetics and pharmacodynamic parameters of PXL770 after 12 weeks of treatment in male subjects with adrenomyeloneuropathy (AMN).
- Trial name
- NCT05146284
- Testing
- PXL770
- Sponsor
- Poxel SA
Fragile X Syndrome
A Study of RO4917523 in Patients With Fragile X Syndrome
This multi-center, randomized, double-blind, placebo-controlled, parallel-group study will investigate the efficacy and safety of RO4917523 in adolescent and adult patients with fragile X syndrome.
- Trial name
- NCT01517698
- Testing
- RO4917523 0.5 mg, RO4917523 1.5 mg
- Where
- 51 sites in United States, Argentina and 8 more
- Volunteers
- 185 people
- Sponsor
- Hoffmann-La Roche
Trisomy 21
Paternal Age and Fetal Aneuploidy
Trisomy 21, commonly known as down syndrome, is the most common chromosomal abnormality in humans. Advanced maternal age (AMA) is a well-recognized risk factor for trisomy 21, with the risk increasing significantly beyond the age…
- Trial name
- NCT05981521
- Testing
- Optimo prenatal screening test
- Where
- Canada
- Volunteers
- 7,141 people
- Sponsor
- Clinique Ovo
Fragile X Syndrome
Open Label Study Investigating Safety and Efficacy of NPL2009 50 mg - 150 mg on Prepulse Inhibition Tests and Continuous Performance Tasks, Adults With Fragile X Syndrome
This is an open label exploratory study to investigate the safety and effects of a single dose of NPL-2009(50 mg - 150 mg) on Prepulse Inhibition (PPI) Tests and Continuous Performance Tasks (CPT) in adults with Fragile X Syndrome
- Trial name
- NCT00637221
- Testing
- NPL-2009
- Where
- 2 sites in United States
- Volunteers
- 12 people
- Sponsor
- Neuropharm
Rett Syndrome
To Study the Efficacy & Safety of Oral NA-921 (Bionetide) in Girls and Women with Rett Syndrome
To study the efficacy \& safety of oral Bionetide versus placebo in girls and women with Rett syndrome
- Trial name
- NCT06849973
- Testing
- Drug: Bionetide
- Where
- 16 sites in United States, Australia
- Volunteers
- 187 people
- Sponsor
- Biomed Industries, Inc.