A quality product is the professional social and legal responsibility of a pharmaceutical manufacturer. This can be ensured through a Quality Assurance program with appropriate process controls at each stage of production and packaging operations. The details of such a program including the control of quality variation, i. e. , material control on drugs, excipients, packaging components, etc. , Good Manufacturing Practices for the control of Master-formula and Batch production records, Manufacturing and Packaging controls, Stability studies, Statistical sampling, etc. , are discussed.