The new edition of this best-selling book continues to offer a user-friendly, step-by-step introduction to all the key processes involved in bringing a drug to the market, including the performance of pre-clinical studies, the conduct of human clinical trials, regulatory controls, and even the manufacturing processes for pharmaceutical products. Concise and easy to read, the book quickly introduces basic concepts, then moves on to discuss target selection and the drug discovery process for both small and large molecular drugs. The new edition features many key enhancements, including Key Points, Chapter Summary, and Review Questions in each chapter, Answers to Review Questions provided in a book-end appendix, and one or two carefully selected "mini" case studies in each chapter.