Pharmacovigilance: healthcare professionals' role in benefits versus harm analysis of drugs use.

Monitoring the negative effect of drugs is a concept that all healthcare professionals would be aware of as part of their professional responsibility. However since 1968, it has evolved into a structured science called 'Pharmacovigilance'. This review aims to sensitize Caribbean healthcare professionals to the global pharmacovigilance network of the World Health Organization and how their active involvement at the national level is imperative to the benefit versus harm evaluation of drugs.