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A phase 3 multinational study of E2007 in subjects with refractory partial-onset seizure

A phase 3 multinational study of E2007 in subjects with refractory partial-onset seizure

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080221861
Enrollment
680
Registered
2012-07-23
Start date
2012-05-15
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Refractory partial-onset seizure

Interventions

Sponsors

Eisai Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Male or femal and greater than or equal to 12 years of age 2. Have a diagnosis of epilepsy with partial seizures with or without secondarily generalized seizures 3. Subjects with computed tomography (CT) or magnetic imaging (MRI) diagnosis 4. Subjects who had been treated for at least 12 weeks but confirmed to be uncontrolled with more than one standard AED for 2 years before enrollment 5. during the 6-week Prerandomization Phase, subjects must have had greater than or equal to 5 partial seizures per 6-week 6. Are on a stable dose and administration of the same concomitant AED(s) for 1 month prior to Visit 1

Exclusion criteria

Exclusion criteria: 1. Presence of nonmotor simple partial seizures only 2. Presence of primary generalized epilepsies or seizures, such as absences and/or myoclonic epilepsies 3. Presence or previous history of Lennox-Gastaut syndrome 4. A history of status epilepticus within 1 year before enrollment in Prerandomization Phase 5. Seizure clusters where individual seizures cannot be counted 6. A history of psychogenic seizures within 5 years before enrollment in Prerandomization Phase

Design outcomes

Secondary

MeasureTime frame
safety efficacy Efficacy: Proportion of subjects who had at least a 50% reduction in seizure frequency per 28 days relative to the Prerandomization Phase

Primary

MeasureTime frame
efficacy Percent change in seizure frequency per 28 days during the Randomization Phase relative to baseline

Countries

Asia except Japan, Japan, Oceania

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026