Eisai's Perampanel Phase III Outcomes Show Efficacy, But May Not Meet Company Hype

TOKYO - Eisai Co. Ltd. released generally positive results of a Phase III trial for epilepsy drug perampanel, a compound which the company has promoted heavily to investors and analysts, but discouraging results on dose-dependent efficacy may contribute to an underperformance of the hyped drug, according to a Tokyo pharma analyst