Adverse drug reaction is a broad term comprising many problems associated with drug use. It includes side effects, toxicity, drug-drug interactions, drug-physiology interactions, drug-laboratory test interactions, allergic reactions, and idiosyncratic reactions. Food and Drug Administration (FDA) defines a serious adverse event as one in which the patient outcome is death, or life threatening, hospitalization, disability, congenital anomaly or required intervention to prevent permanent impairment or damage. ADRs are a major universal problem and are one of the leading causes of mortality and...