124 studies found for:    "PPM-X 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 Recruiting Triac Trial in MCT8 Patients
Condition: Allan-Herndon-Dudley Syndrome
Intervention: Drug: Triac
3 Not yet recruiting Triac Trial II in MCT8 Patients
Condition: Allan-Herndon-Dudley Syndrome
Intervention: Drug: Triac
4 Completed A Study With RO4917523 in Patients With Fragile X Syndrome
Condition: Fragile X Syndrome
Interventions: Drug: Placebo;   Drug: RO4917523
5 Completed Effects of CX516 on Functioning in Fragile X Syndrome and Autism
Conditions: Fragile X Syndrome;   Autism
Intervention: Drug: CX516 (Ampalex®)
6 Recruiting Study to Assess Safety and Efficacy of Fingolimod in Children With Rett Syndrome
Condition: Rett's Syndrome
Intervention: Drug: fingolimod (FTY720)
7 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
8 Recruiting Biomarker for Hunter Disease
Conditions: Lysosomal Storage Diseases;   Hunter Disease;   Mucopolysaccharidoses
Intervention:
9 Completed Advanced Grandparental Age as a Risk Factor for Autism
Conditions: Autistic Disorder;   Pervasive Developmental Disorder;   Asperger Syndrome;   Childhood Disintegrative Disorder;   Rett Syndrome
Intervention:
10 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
11 Terminated A Phase III Trial of Lorenzo's Oil in Adrenomyeloneuropathy
Conditions: Adrenomyeloneuropathy;   Adrenoleukodystrophy
Intervention: Drug: Lorenzo's oil
12 Unknown  Memantine Treatment in Fragile X-Associated Tremor/Ataxia Syndrome
Conditions: Fragile X-Associated Tremor/Ataxia Syndrome;   Fragile X Premutation Carriers
Intervention: Drug: Memantine
13 Completed HSCT for High Risk Inherited Inborn Errors
Conditions: Adrenoleukodystrophy;   Metachromatic Leukodystrophy;   Globoid Cell Leukodystrophy;   Tay Sachs Disease;   Sandhoffs Disease;   Wolman Disease;   I-Cell Disease;   Sanfilippo Syndrome;   GM1 Gangliosidosis
Interventions: Drug: Clofarabine;   Procedure: Total body Irradiation;   Drug: Melphalan;   Biological: Hematopoietic Stem Cell Transplantation;   Drug: Alemtuzumab;   Drug: mycophenylate mofetil;   Device: Cyclosporine A;   Drug: Hydroxyurea
14 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
15 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)
16 Completed A Single-Dose Study in Normal Volunteers to Assess the Safety, Tolerability and Pharmacokinetics of STX107
Condition: Fragile X Syndrome
Intervention: Drug: STX107
17 Not yet recruiting Analysis of the Glutathione Cycle in Children With Rett Syndrome
Condition: Rett Syndrome
Intervention:
18 Withdrawn Trial of Kuvan in Lesch-Nyhan Disease
Condition: Behavioral Manifestations of Lesch-Nyhan Disease
Intervention: Drug: sapropterin
19 Completed Exercise Study of Function and Pathology for Women With X-linked Adrenoleukodystrophy
Condition: X-linked Adrenoleukodystrophy
Intervention: Behavioral: exercise training
20 Completed Acamprosate in Youth With Fragile X Syndrome
Conditions: Fragile X Syndrome;   Autism Spectrum Disorders
Intervention: Drug: Acamprosate

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Indicates status has not been verified in more than two years