Abstract
ABSTRACT: A drug is defined as a substance that exerts a physiologic effect upon introduction to a biological system. These drugs may come in various forms including ingested pills, topical creams or ointments, and inhaled or injected substances. The purpose of this column is to bring attention to common drugs used in dermatology, their usage and purpose, their mechanisms, and available alternatives. This edition focuses on crisaborole and its use in the treatment of atopic dermatitis.