Instant Clinical Pharmacology is a short introductory text, which explains the principles behind the prescribing process. The book provides essential information about the core topics in clinical pharmacology and bridges the gap between basic pharmacology and the therapeutic use of drugs. Written for the busy medical student and junior doctor, the book provides the reader with a quick resource for understanding the principles of drug action and interaction and the use of drugs in clinical practice. The book has been designed for ease of use and is organised into short modules. As with other titles in the Instant Series, the accessible style of one topic per page is used, accompanied by clear illustrations.Instant Clinical Pharmacology is ideal for medical students requiring a quick overview of the topic or for review when preparing for examinations.