Mr. Kamon Tangamonsiri had founded this company from a small pharmacy on Urupong Road until the company had make-to-order products with the brand of a hand holding a syringe. With Mr. Kamon Tangamonsiri’s perseverance and determination after many years of experience, today T.P. Drug Laboratories (1969) Co., Ltd. has 2 manufacturing branches which are on Sukhumvit 62 and Rama II, producing over 200 items and having over 450 quality staff.