Now in its third edition, this outstanding book is a compact review of the pharmacologic information you need to know to pass the USMLE Step 1 exam. Thoroughly updated and revised, Pharmacology, Third Edition, eliminates detailed textual explanations and overwhelming data to offer easy access to essential pharmacologic concepts. Addressing the full range of pharmacology, the text presents clinically relevant information combined with mechanisms of drug actions. Abundant illustrations - all new for this edition - simplify difficult material. Nearly 400 National Board-type questions throughout the book outline the fundamental principles most often emphasized by pharmacologists and toxicologists. Let Dr. Ebadi and the Little, Brown Review Series help you pass Step 1. Easy to use, authoritative, and complete, Pharmacology, Third Edition, is the only pharmacology guide you need for Step 1 preparation and for use in clinical clerkships.