Siam Bheasach

Siam Bheasaj is a leading Thai pharmaceutical company established in 1947, specializing in the development and manufacture of high-quality generic medicines. The company operates state-of-the-art facilities that are certified under international PIC/S GMP standards, ensuring safe and effective production for both domestic and export markets. Its diverse product portfolio spans multiple therapeutic areas, including cardiology, infectious diseases, respiratory health, and gastroenterology. In addition to its proprietary generic brands, Siam Bheasaj serves as a significant contract manufacturing organization (CMO) for several multinational pharmaceutical corporations. The company is recognized for its commitment to research and development, focusing on bioequivalence studies to ensure its products match the efficacy of original research drugs. Headquartered in Bangkok, Siam Bheasaj remains one of the largest and most respected local pharmaceutical entities in Southeast Asia.