What is a Quality Audit?
A Quality Audit is a systematic and documented inspection to check whether a company is following GMP (Good Manufacturing Practices) and quality standards to ensure safe and effective medicines.
Purpose of Quality Audit
• To ensure product quality and patient safety
• To check GMP compliance
• To identify gaps and risks in processes
• To improve systems through CAPA
• To prepare for regulatory inspections (CDSCO, USFDA, WHO, EMA)
Types of Quality Audits
- Internal Audit
• Done by the company’s own QA team
• Checks routine compliance and improvements - External Audit
• Done by outside agencies or consultants
• Gives independent evaluation - Supplier / Vendor Audit
• Audit of raw material, packaging material, API suppliers
• Ensures supplier quality and reliability - Regulatory Audit (Inspection)
• Conducted by authorities like CDSCO / USFDA / WHO-GMP
Audit Areas (What is Checked?)
• Documentation (SOPs, BMR, BPR, logbooks)
• Production process (equipment, line clearance, validation)
• Quality Control lab (testing, instruments, calibration)
• Warehousing (storage conditions, temperature records)
• Hygiene & sanitation
• Training records
• Deviation, OOS, change control
• CAPA effectiveness
• Complaint handling & recalls
Quality Audit Procedure
1) Audit Planning
• Select audit scope and department
• Prepare audit schedule and checklist
2) Opening Meeting
• Explain audit objectives and plan
• Confirm roles and timelines
3) Audit Execution
• Review documents and records
• Interview staff
• Observe activities on-site
4) Audit Findings Findings are classified as:
• Critical (major risk to safety/quality)
• Major (significant GMP issue)
• Minor (small deviation, low risk)
5) Closing Meeting
• Discuss observations clearly
• Confirm agreement on findings
6) Audit Report Preparation
• Audit summary + detailed observations
• Evidence and reference documents included
7) CAPA Implementation
• Root cause analysis
• Corrective action + preventive action
8) Follow-Up / Audit Closure
• Verify CAPA completion
• Close audit after effectiveness check
Key Documents in Quality Audit
• Audit plan & checklist
• Attendance sheet
• Audit observations sheet
• Audit report
• CAPA report
• Follow-up verification report
Conclusion
A quality audit helps maintain GMP compliance, reduces errors and deviations, and ensures safe, effective, and high-quality medicines for patients.
MBH/PS