This is the perfect pharmacology textbook for medical and pharmacy students. The book was developed on the +30-year experience of the author as pharmacology professor in the United States and Germany. The book discusses the most important drugs (400) in the context of relevant diseases. Summary tables and schemes, MCQ exam questions, case studies and a list of drugs aid memorization of the material before an exam. All chapters are written in the same concise style and use a modern and precise pharmacological nomenclature. After reading of the book, the student will be able to critically assess the proper use of the most important drugs and advise patients properly. The didactic concept of the book has been developed on the author’s own pharmacology courses for which he has received numerous teaching awards. The book takes advantage of the learning spiral, in which material is presented repeatedly from various angles. This book is an adaptation for an international audience of the German textbook "Basiswissen Pharmakologie" (2018); ISBN: 978-3-662-56303-8.