121 studies found for:    "Renpenning syndrome" OR "Mental Retardation, X-Linked"
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Rank Status Study
21 Completed Nutritional Aspects of Rett Syndrome
Condition: Rett Syndrome
Intervention: Procedure: Metabolic assessment with body composition evaluation
22 Recruiting UCB Transplant of Inherited Metabolic Diseases With Administration of Intrathecal UCB Derived Oligodendrocyte-Like Cells
Conditions: Adrenoleukodystrophy;   Batten Disease;   Mucopolysaccharidosis II;   Leukodystrophy, Globoid Cell;   Leukodystrophy, Metachromatic;   Neimann Pick Disease;   Pelizaeus-Merzbacher Disease;   Sandhoff Disease;   Tay-Sachs Disease;   Brain Diseases, Metabolic, Inborn
Intervention: Biological: DUOC-01
23 Recruiting Placebo Controlled Trial of Dextromethorphan in Rett Syndrome
Condition: Rett Syndrome
Interventions: Drug: dextromethorphan;   Drug: placebo
24 Recruiting EXPLAIN -FragilE X Registry: An exPlorative Longitudinal Study for chAracterIzation, Treatment Pathways and patieNt-related Outcomes
Condition: Fragile-X Syndrome
Intervention:
25 Completed A Study of RO4917523 in Patients With Fragile X Syndrome
Condition: Fragile X Syndrome
Interventions: Drug: Placebo;   Drug: RO4917523
26 Completed To Evaluate the Safety and Efficacy of GC1111 (Recombinant Human Iduronate-2-sulfatase) in Hunter Syndrome Patients
Condition: Mucopolysaccharidosis II
Interventions: Drug: GC1111_0.5mg/kg;   Drug: GC1111_1.0mg/kg;   Drug: Elaprase_0.5mg/kg
27 Completed Copper Histidine Therapy for Menkes Diseases
Condition: Kinky Hair Syndrome
Intervention: Drug: Copper Histidine
28 Terminated A Phase III Trial of Lorenzo's Oil in Adrenomyeloneuropathy
Conditions: Adrenomyeloneuropathy;   Adrenoleukodystrophy
Intervention: Drug: Lorenzo's oil
29 Recruiting Osteoporosis in RETT Syndrome
Condition: RETT Syndrome With Proven MECP2 Mutation
Intervention: Other: biological markers and evaluation of the mineral density at the lumber spine using DEXA
30 Completed Compassionate Treatment of Patients With Inborn Errors of Bile Acid Metabolism With Cholic Acid
Conditions: Infantile Refsum's Disease;   Zellweger Syndrome;   Adrenoleukodystrophy;   Peroxisomal Disorders;   Cholestasis
Intervention: Drug: Cholic Acids
31 Completed Efficacy and Safety Study of STX209 (Arbaclofen) for the Treatment of Social Withdrawal in Children With Fragile X Syndrome
Condition: Fragile X Syndrome
Interventions: Drug: arbaclofen;   Drug: Placebo
32 Unknown  The Psychiatric and Cognitive Phenotypes in Velocardiofacial Syndrome
Conditions: Velocardiofacial Syndrome;   Williams Syndrome;   Fragile X Syndrome
Intervention: Drug: methylphenidate, fluoxetin, risperidone
33 Completed Randomized Study of Beta Interferon and Thalidomide in Patients With Adrenoleukodystrophy
Condition: Adrenoleukodystrophy
Interventions: Drug: glyceryl trierucate;   Drug: glyceryl trioleate;   Drug: interferon beta;   Drug: thalidomide
34 Unknown  Independent Studies of Dextromethorphan and of Donepezil Hydrochloride for Rett Syndrome
Condition: Rett Syndrome
Interventions: Drug: dextromethorphan;   Drug: donepezil hydrochloride
35 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
36 Recruiting Long-term, Safety and Tolerability Study of AFQ056 in Adolescent Patients With Fragile X Syndrome (Open-label)
Condition: Fragile X Syndrome
Intervention: Drug: AFQ056
37 Completed Phase I/II Study of Retroviral-Mediated Transfer of Iduronate-2-Sulfatase Gene Into Lymphocytes of Patients With Mucopolysaccharidosis II (Mild Hunter Syndrome)
Condition: Mucopolysaccharidosis II
Intervention: Genetic: lymphocyte gene therapy
38 Completed Study of the Pathogenesis of Rett Syndrome
Condition: Rett Syndrome
Interventions: Drug: dextromethorphan;   Drug: topiramate;   Drug: Donepezil
39 Terminated An Open Label Extension Study of STX209 in Subjects With Fragile X Syndrome
Condition: Fragile X Syndrome
Intervention: Drug: Arbaclofen
40 Completed Biomarker and DNA Collection in Subjects Participating in Protocol 22003
Condition: Fragile X Syndrome
Intervention: Drug: STX209

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Indicates status has not been verified in more than two years