Learn how to provide safe, effective nursing care for patients receiving drug therapy! Clayton’s Basic Pharmacology for Nurses, 20th Edition helps you understand the principles of pharmacology and apply them to nursing practice. This text explains how to make informed decisions about drug therapy, educate patients, and administer medications. This edition adds enhanced coverage of the NCSBN Clinical Judgment Measurement Model to prepare you for the critical thinking questions on the Next Generation NCLEX^® (NGN) exam. Concise and easy to use, this essential resource helps you master the basics of medication administration and drug actions.