A MULTICENTRE RANDOMIZED CONTROLLED TRIAL COMPARING TOPIRAMATE, STIRIPENTOL AND CLOBAZAM AT THE MAXIMAL TOLERATED DOSAGE, AS ADJUNCTIVE THERAPY TO VALPROATE AND CLOBAZAM IN PAEDIATRIC PATIENTS WITH DRAVET`S SYNDROME (SMEI), AND AUXILIARY PHARMACOGENETIC STUDY

• Conditions: Dravet Syndrome; Therapeutic area: Diseases [C] - Nervous System Diseases [C10]; MedDRA version: 14.1Level: PTClassification code 10054859Term: Myoclonic epilepsySystem Organ Class: 10029205 - Nervous system disorders

• Registration Number: EUCTR2007-002198-30-IT
• Lead Sponsor: Inserm-ISP Pole Recherches cliniques et thérapeutiques

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2012-01-17
• Last Update Posted: 17 February 2014

Recruitment & Eligibility

• Status: ot Recruiting
• Sex: All
• Target Recruitment: 90

Inclusion Criteria

- Aged between 6 months and 15 years. - A signed Consent Form collection from parents or legal guardian. - Proven diagnosis of Dravet`s syndrome *. - Treated with VPA and CLB at usual dosages (at the appreciation of the investigator). - Clonic or tonic-clonic seizures not adequately controlled with VPA and CLB at usual dosages (at the appreciation of the investigator). * Criteria for Â?confirmed diagnosis of Dravet syndromeÂ? - First seizure before the age of 1 year - Seizure types: convulsive seizures (clonic or tonic-clonic) - generalized or hemibody seizures - usually prolonged ((> 15 minutes), - febrile and afebrile - Later on (from the age fo1year to 2 years) seizure types possible: myoclonia, absences, partial seizures - Normal psychomotor development before the first seizure - Later on, severe mental retardation - EEG usually normal before the first seizure - Later on, abnormalities usually present *Diagnostic criteria for DravetÂ?s syndrome in patients between 6 months and 1 year - At least two clonic or tonic-clonic seizures, either generalized or unilateral or followed by a unilateral deficit - At least one afebrile seizure - At least one prolonged seizure (> 15 minutes), - In case of unilateral seizures or seizures followed by a unilateral deficit, both sides having been involved at least once - Normal psychomotor development - No pathological perinatal antecedent
Are the trial subjects under 18? yes
Number of subjects for this age range: 0
F.1.2 Adults (18-64 years) no
F.1.2.1 Number of subjects for this age range
F.1.3 Elderly (>=65 years) no
F.1.3.1 Number of subjects for this age range

Exclusion Criteria

- Patients currently treated or history of treatment [in the past] with STP or TPM, - Patients treated with any other AED than VPA and CLB within one month before screening visit, with the exception of diazepam [(VALIUM)], midazolam, lorazepam and clonazepam [(RIVOTRIL)] if used [only] occasionally as emergency treatment for epileptic seizures, - Patients treated with medications known as inhibitors of the CYP3A4 (macrolides, azol antifungal agents, theophylline) or with oral anti-coagulants, - Parents or legal guardian unable to follow the study protocol and or complete the subjectâ??s seizures diary, - Contra indications to study treatments : o Hypersensitivity to the active substance or to any of the excipients. o History of psychoses in the form of episodes of delirium o Renal and/or hepatic function disorder o Glucose and galactose malabsorption o Congenital intolerance to fructose o patients with myasthenia gravis o severe respiratory insufficiency o sleep apnoea syndrome - ongoing pregnancy or breastfeeding female, - childbearing potential female not willing to use an effective mean of contraception, - parents or legual guardians unable to give their consent.

Study & Design

• Study Type: Interventional clinical trial of medicinal product
• Study Design: Not specified