Efficacy and Safety of Eslicarbazepine Acetate as Adjunctive Therapy for Refractory Partial Epilepsy

• Status: Completed
• Trial end date: 2008-06-01
• Target enrollment: 0
• Participant gender: All

Summary

The primary objective was to evaluate the efficacy of eslicarbazepine acetate (ESL) administered once daily at 1200 mg or 800 mg, compared with placebo as adjunctive therapy in patients with refractory partial epilepsy over a 12-week maintenance period.

• Phase: Phase 3
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Bial - Portela C S.A.
• Treatments: Eslicarbazepine acetate

Criteria

Inclusion Criteria:

• written informed consent signed by patient

• aged 18 years or more

• documented diagnosis of simple or complex partial seizures with or without secondary generalisation since at least 12 months prior to screening

• at least 4 partial seizures in each 4 week period during the last 8 weeks prior to screening, currently treated with 1 or 2 AEDs (any except oxcarbazepine and felbamate), in a stable dose regimen during at least 2 months prior to screening (patients using vigabatrin should have been on this medication for at least 1 year with no deficit in visual field identified)

• excepting epilepsy, patient is judged to be in general good health based on medical history, physical examination and laboratory tests

• post-menopausal or otherwise incapable of becoming pregnant by reason of surgery or tubal ligation; in case of woman of childbearing potential, patient must present a serum beta-hCG test consistent with a non-gravid state and agree to remain abstinent or use reliable contraception (oral contraception should be combined with a barrier method)

Exclusion Criteria:

• only simple partial seizures with no motor symptomatology (classified as A2-4 according to the International Classification of Epileptic Seizures) that are not video-EEG documented

• primarily generalised epilepsy

• known rapid progressive neurological disorder; history of status epilepticus or cluster seizures (i.e., 3 or more seizures within 30 minutes) within the 3 months prior to screening

• seizures of psychogenic origin within the last 2 years

• history of schizophrenia or suicide attempt

• currently on or with exposure to felbamate or oxcarbazepine more within one month of screening

• using benzodiazepines on more than on an occasional basis (except when used chronically as AED)

• previous use of ESL or participation in a clinical study with ESL

• known hypersensitivity to carbamazepine, oxcarbazepine or chemically related substances

• history of abuse of alcohol, drugs or medications within the last 2 years

• uncontrolled cardiac, renal, hepatic, endocrine, gastrointestinal, metabolic, haematological or oncology disorder

• second or third-degree atrioventricular blockade not corrected with a pacemaker

• relevant clinical laboratory abnormalities