This document discusses process validation in the pharmaceutical industry. It defines process validation as collecting and evaluating data throughout production to ensure a process can consistently deliver quality products. The objectives of process validation include increasing confidence in quality systems and product quality. There are different types of validation including prospective, retrospective, and periodic revalidation. A successful validation requires establishing operating parameters, demonstrating control of the process, and monitoring the output to ensure it meets specifications. Validation protocols and master validation plans provide the framework and documentation for validation activities.