120 studies found for:    "MECP2 duplication syndrome" OR "Mental Retardation, X-Linked"
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Rank Status Study
21 Completed A Single-Dose Study in Normal Volunteers to Assess the Safety, Tolerability and Pharmacokinetics of STX107
Condition: Fragile X Syndrome
Intervention: Drug: STX107
22 Available Expanded Access for Lorenzo's Oil (GTO/GTE) in Adrenoleukodystrophy
Condition: X-linked Adrenoleukodystrophy
Intervention: Drug: Lorenzo's Oil
23 Completed A Study of RO4917523 in Pediatric Patients With Fragile X Syndrome
Condition: Fragile X Syndrome
Interventions: Drug: Placebo;   Drug: RO4917523
24 Terminated
Has Results
Trial of Dextromethorphan in Rett Syndrome
Condition: Rett Syndrome
Intervention: Drug: Dextromethorphan
25 Recruiting Genetic and Physical Characteristics of Rett Syndrome
Condition: Rett Syndrome, MECP2 Duplication dIsorder, and RTT-related Conditions
Intervention:
26 Completed Long-term, Safety, Tolerability and Efficacy Study of AFQ056 in Adult Patients With Fragile X Syndrome
Condition: Fragile X Syndrome
Intervention: Drug: AFQ056
27 Completed
Has Results
Extension of Study TKT024 Evaluating Long-Term Safety and Clinical Outcomes in MPS II Patients Receiving Idursulfase
Conditions: Hunter Syndrome;   Mucopolysaccharidosis II (MPS II)
Intervention: Biological: Idursulfase
28 Completed
Has Results
A Safety and Dose Ranging Study of Idursulfase (Intrathecal) Administration Via an Intrathecal Drug Delivery Device in Pediatric Patients With Hunter Syndrome Who Have Central Nervous System Involvement and Are Receiving Treatment With Elaprase®
Condition: Hunter Syndrome
Interventions: Other: Control;   Drug: Idursulfase IT (1 mg);   Drug: Idursulfase IT (10 mg);   Drug: Idursulfase IT (30 mg)
29 Active, not recruiting A 6-week, Study of MG01CI Low Dose and High Dose Compared With Placebo in Adults and Adolescents With Fragile X Syndrome
Condition: Fragile X Syndrome
Intervention: Drug: MG01CI extended-release tablet
30 Completed Study of the Pathogenesis of Rett Syndrome
Condition: Rett Syndrome
Interventions: Drug: dextromethorphan;   Drug: topiramate;   Drug: Donepezil
31 Completed Screening Study to Identify Pediatric Patients With Hunter Syndrome Who Demonstrate Evidence of Central Nervous System (CNS) Involvement and Who Are Currently Receiving Treatment With Elaprase®
Condition: Hunter Syndrome
Interventions: Behavioral: Neurobehavioral testing;   Other: Visual and auditory assessments
32 Withdrawn Safety and Pharmacodynamic Study of Sobetirome in X-Linked Adrenoleukodystrophy (X-ALD)
Conditions: X-Linked Adrenoleukodystrophy;   Adrenomyeloneuropathy
Intervention: Drug: Sobetirome
33 Completed Acamprosate in Youth With Fragile X Syndrome
Conditions: Fragile X Syndrome;   Autism Spectrum Disorders
Intervention: Drug: Acamprosate
34 Recruiting Pharmacological Treatment of Rett Syndrome With Glatiramer Acetate (Copaxone)
Condition: Rett Syndrome
Intervention: Drug: Glatiramer Acetate
35 Completed Treatment of Rett Syndrome With rhIGF-1 (Mecasermin [rDNA]Injection)
Condition: Rett Syndrome
Intervention: Drug: rhIGF-1
36 Completed
Has Results
Safety and Clinical Outcomes in Hunter Syndrome Patients 5 Years of Age and Younger Receiving Idursulfase Therapy
Conditions: Hunter Syndrome;   Mucopolysaccharidosis II;   MPS II
Intervention: Biological: Idursulfase
37 Completed 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
Condition: Fragile X Syndrome
Intervention: Drug: NPL-2009
38 Completed
Has Results
An Observational Study Evaluating Anti-Idursulfase Serum Antibody Response in Hunter Syndrome Patients
Condition: Hunter Syndrome
Intervention: Biological: Idursulfase
39 Completed Efficacy, Safety and Tolerability of AFQ056 in Fragile X Patients
Condition: Fragile X Syndrome
Interventions: Drug: AF056;   Drug: Placebo
40 Completed Iduronate-2-Sulfatase Enzyme Replacement Therapy in Mucopolysaccharidosis II (MPS II)
Condition: Mucopolysaccharidosis II
Intervention: Drug: Iduronate-2-sulfatase enzyme replacement therapy

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Indicates status has not been verified in more than two years