Promethazine Teoclate and its Impurities

Promethazine Teoclate derivative, Promethazine is a first-generation antihistamine drug. It shows antiemetic and anticholinergic properties. It is used in treating motion sickness. Reference standards of Promethazine Teoclate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.