There are two things you can always count on in medical school: endless studying and exams. The USMLE Step 1, in particular, is one of the most stressful and difficult exams you will take in your medical school career. Your performance on this exam will essentially set the tone for your success, or failure, in the residency match process. The USMLE is a three-step programme. The three steps of USMLE 2019 are Step1, Step 2- Clinical Knowledge (CK) and Clinical Science (CS) and Step 3. The initial steps, Steps 1 and 2, are taken when the student is in medical school and step 3 is taken after graduation. Aspirants have to apply based on their location.This paperback aims to help you recover all your knowledge about Pharmacology before taking a real test and make your journey towards passing your exam.