Defeng Pharmaceutical

Sichuan Defeng Pharmaceutical Co., Ltd. (Defeng Pharmaceutical) is a prominent Chinese pharmaceutical manufacturer and a key wholly-owned subsidiary of Yifan Pharmaceutical. Established in 1994 and headquartered in Meishan, Sichuan, the company operates as a national high-tech enterprise specializing in traditional Chinese medicine (TCM) and chemical drugs across 15 dosage forms, including ointments, capsules, and sprays. Defeng Pharmaceutical is notably the sole manufacturer of synthetic Oxytocin Nasal Spray in China, a product that has gained significant international recognition for its research applications in social behavior, autism, and anxiety disorders. The company’s portfolio features over 80 drug registration certificates, including national exclusive products such as Dehumidifying and Antipruritic Ointment and Skin Allergy Relieving Capsules, which are widely utilized in dermatology. As a core manufacturing base for its parent company, Defeng Pharmaceutical plays a critical role in supplying China's National Medical Insurance Reimbursement and Essential Drugs lists.