119 studies found for:    "MECP2 duplication syndrome" OR "Mental Retardation, X-Linked"
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Rank Status Study
1 Enrolling by invitation Genetic Disease Gene Identification
Conditions: Congenital Vertical Talus;   Familial Encephalopathy With Neuroserpin Inclusion Bodies;   Idiopathic Generalised Epilepsy;   Familial Dementia;   X-Linked Mental Retardation
Intervention:
2 Not yet recruiting Triac Trial in MCT8 Patients
Condition: Allan-Herndon-Dudley Syndrome
Intervention: Drug: Triac
3 Completed Riluzole in Fragile X Syndrome
Condition: Fragile X Syndrome
Intervention: Drug: Riluzole
4 Recruiting Ganaxolone Treatment in Children With Fragile X Syndrome
Condition: Fragile x Syndrome
Interventions: Drug: Ganaxolone;   Drug: Placebo
5 Unknown  Clinical Study and Gene Mutation Analysis of Adrenoleukodystrophy in Taiwanese Children
Condition: Adrenoleukodystrophy
Intervention: Procedure: blood sampling and medical records
6 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)
7 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
8 Completed A Study of the Effectiveness and Safety of Risperidone Versus Placebo in the Treatment of Children With Autistic Disorder and Other Pervasive Developmental Disorders (PDD)
Conditions: DCild Development Disorders, Pervasive;   Autistic Disorder;   Developmental Disabilities;   Asperger Syndrome;   Rett Syndrome
Intervention: Drug: risperidone
9 Completed Safety and Efficacy of AFQ056 in Adult Patients With Fragile X Syndrome
Condition: Fragile X Syndrome
Interventions: Drug: AFQ056;   Drug: Placebo
10 Recruiting Long-term, Safety, Tolerability and Efficacy Study of AFQ056 in Adult Patients With Fragile X Syndrome
Condition: Fragile X Syndrome
Intervention: Drug: AFQ056
11 Completed A Single-Dose Study in Normal Volunteers to Assess the Safety, Tolerability and Pharmacokinetics of STX107
Condition: Fragile X Syndrome
Intervention: Drug: STX107
12 Completed Phase 2 Study of EPI-743 for Treatment of Rett Syndrome
Condition: Rett Syndrome
Intervention: Drug: EPI-743
13 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
14 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
15 Unknown  The Psychiatric and Cognitive Phenotypes in Velocardiofacial Syndrome
Conditions: Velocardiofacial Syndrome;   Williams Syndrome;   Fragile X Syndrome
Intervention: Drug: methylphenidate, fluoxetin, risperidone
16 Completed A Study to Test the Possibility of Cross Reaction Induced by the Idursulfase Drug to GSK2788723
Condition: Mucopolysaccharidosis II
Interventions: Drug: Idursulfase;   Drug: GSK2788723
17 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
18 Completed
Has Results
An Observational Study Evaluating Anti-Idursulfase Serum Antibody Response in Hunter Syndrome Patients
Condition: Hunter Syndrome
Intervention: Biological: Idursulfase
19 Completed Copper Histidine Therapy for Menkes Diseases
Condition: Kinky Hair Syndrome
Intervention: Drug: Copper Histidine
20 Unknown  Teaching Math Skills to Individuals With Fragile X Syndrome
Conditions: Developmental Disabilities;   Fragile X Syndrome
Intervention: Behavioral: discrete-trial training

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Indicates status has not been verified in more than two years