The Lange Basic Science Ser.: Basic and Clinical Pharmacology, 11th Edition is a comprehensive textbook authored by Anthony J. Trevor, Susan B. Masters, and Bertram G. Katzung. Published by McGraw-Hill Medical Publishing Division in 2009, this book covers a wide range of subjects related to medical pharmacology, including clinical medicine, pharmacy, and allied health services. With 1232 pages, this trade paperback edition is a valuable resource for students and professionals in the field.