This pharmacology study guide is designed to provide students preparing for the National Boards exam with a clear and concise visual aid in the form of systemic flow charts. Each flow chart is organized by drug class and includes information on the mechanism of action, indications, contraindications, dosages, and common adverse effects for each drug within the class. By using this study guide, students can easily navigate through the complex world of pharmacology and feel confident in their ability to succeed on the pharmacology section of the National Board exam. The study guide for pharmacology is significant in several ways. Firstly, it serves as a valuable resource for students who are preparing for the national board exam. This study guide helps students master the material in a structured and organized manner. Secondly, the study guide can also be used by instructors as a teaching aid to supplement their pharmacology curriculum and enhance their students\u27 learning experience