clopenthixol and its Impurities

It is used as a long-acting injection given every two or three weeks to people with schizophrenia who have a poor compliance with medication and suffer frequent relapses of illness. It is also known as clopentixol. Reference standards of Clopenthixol API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.