Quality audits are systematic examinations to determine if activities comply with plans and regulations. Pharmaceutical manufacturers use audits to verify compliance with Good Manufacturing Practices (GMP). Audits have two goals - to verify manufacturing systems are controlled and to permit timely problem correction. Audits evaluate GMP compliance in production and quality control. They are performed routinely and in cases like recalls. Areas audited include personnel, facilities, equipment, production, quality control, documentation, and more. Audits are classified as internal, external, or regulatory. Internal audits ensure quality systems and identify pre-inspection problems. External audits reduce risk for partners. Regulatory audits build cooperation between authorities. Effective auditing requires qualified staff, documentation,