An overview of antimicrobial therapy.

Dealing with infections is an integral part of clinical practice. The vast number of antimicrobial agents available, with new ones being introduced constantly, behooves practitioners to keep abreast of the properties, antimicrobial activities, clinical uses and possible adverse effects of these agents. This article attempts to present an overview on several classes of antimicrobial agents commonly used in our daily practices, with the hope of steering our colleagues toward rational and judicious usage of these potent medications.