Post marketing surveillance included in which phase of drug clinical trial?: (A) i, (B) ii, (C) iii, (D) iv
Answer is D. Surveillance after marketing, i.e. after the drug is out in the market is a pa of Phase IV of clinical trials. It includes follow-up of patients taking the drug and adverse drug reaction (ADR) repoing as well as looking for newer treatment indications Ref: Park 24th edition