Thonzylamine Hydrochloride and its Impurities

Thonzylamine Hydrochloride (also known as neohetramine) is an antihistamine and anticholinergic drug, which is used in combination with others compounds for the temporarily relieves symptoms due to the common cold. Reference standards of Thonzylamine Hydrochloride API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.