Abstract in English:Defective drugs have been found during the postmarketing phase in various countries, regardless of those nations' level of economic development. This paper proposes guidelines for a program to uncover drug defects in the postmarketing surveillance period. Such a program should be run by a center or service organized for that purpose within the framework of a national drug surveillance system.
Abstract in English:This document provides a brief review of the situation of HIV/aids and of sexually transmitted infections (STIs) in the Americas. Among the subjects covered are appropriate care models for HIV/aids, including access to antiretroviral drugs; preventing transmission from mother to child; improved activities for preventing and controlling STIs; and interprogram activities to guarantee the safety of donated blood and blood products.