This document provides information on a seminar presentation about validation of solid dosage forms. It discusses the definition and types of solid dosage forms, their advantages and disadvantages. It then covers the definition and importance of validation, including validation of raw materials, analytical methods, control of process variables, and guidelines for process validation. Key steps in validation include testing raw materials, developing and validating analytical methods, establishing control of critical process parameters, and implementing change control procedures. Cause-and-effect diagrams can be used to understand relationships between variables that may impact product quality.