This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharmacodynamics, Subject name: Pharmacology
Pharmacovigilence is done for: 
Select and explain. 
A. Pharmacy companies, B. To monitor potency and efficacy, C. Monitoring adverse effects of drugs, D. Monitoring ethical drug
C: Monitoring adverse effects of drugs
Answer: C: Monitoring adverse effects of drugs 
Explanation: Ans. (c) Monitoring adverse effects of drugs* Pharmacovigilance is the science and activities relating to the detection assessment, understanding and prevention of adverse effects or any other possible drug- related problems.* Recently, its concerns have been widened to include herbals, traditional and complementary medicines, blood products, biologicals, medical devices and vaccines.