Abstract
ABSTRACT: By definition, a drug is a medicine or substance that exerts a physiologic effect on an organism. In dermatology, medications and substances are utilized on a daily basis from topical treatments to anesthetics in surgery. The purpose of this section is to focus on some of the more common substances, specifically how they work, how they are utilized, and their routine alternatives (if available). The mechanism of action, usage, and alternatives of the medication vismodegib are discussed.