Overview To Evaluate the Efficacy and Safety of HSK16149 Capsule in Chinese Patients With Herpetic Neuralgia Status: Recruiting Trial end date: 2023-07-10 Target enrollment: Participant gender: Summary Investigate the efficacy and safety of HSK16149 capsules in Chinese herpetic Neuralgia following 4 weeks treatment in comparison to pregabalin. Phase: Phase 2 Details Lead Sponsor: Haisco Pharmaceutical Group Co., Ltd.Treatments: Pregabalin