NR 565 Week 1 Study Outline NR565 Week 1 Study Outline Chapter 2: Review of Basic Principles of Pharmacology How Drugs are Developed • Drugs are developed by pharmaceutical companies to help patients and to make money • The early part of the drug development process is called the preclinical stage • Pharmaceutical companies will identify a drug target, starting sometimes with ingredients isolated from a plant (or organism in the case of antibiotics) with desirable medicinal properties, som...