Conditions: Neuralgia, Postherpetic
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 372
Healthy volunteers: no

Brief summary:
The purpose of this study is to evaluate efficacy and safety of pregabalin in the treatment of postherpetic neuralgia in a dose-ranging manner.

Detailed description:

Arms:
arm 1: None arm 2: None arm 3: None arm 4: None

Interventions: intervention 1: Placebo intervention 2: Pregabalin intervention 3: Pregabalin intervention 4: Pregabalin
Intervention descriptions: intervention 1: placebo, oral administration for 13 weeks (1 week titration and 12-week fixed dose). intervention 2: Pregabalin 150mg/day (75mg BID), oral administration for 13 weeks (1-week titration and 12-week fixed dose). intervention 3: Pregabalin 300mg/day (150mg/BID), oral administration for 13 weeks (1-week titration and 12-week fixed dose). intervention 4: Pregabalin 600 mg/day (300 mg/BID), oral administration for 13 weeks (1-week titration and 12-week fixed dose).

Protocol document: