Standard Operating Procedure for Internal Audits in Gel Manufacturing Operations
| Department | Gel Manufacturing |
|---|---|
| SOP No. | SOP/GM/083/2025 |
| Supersedes | SOP/GM/083/2022 |
| Page No. | Page 1 of 11 |
| Issue Date | 02/06/2025 |
| Effective Date | 04/06/2025 |
| Review Date | 02/06/2026 |
1. Purpose
This SOP defines the systematic approach to be followed for internal audits within the Gel Manufacturing Department. It ensures compliance with regulatory guidelines, identifies gaps, and facilitates continual improvement of manufacturing practices.
2. Scope
This procedure applies to the scheduling, preparation,
execution, documentation, and follow-up of internal audits conducted in the gel manufacturing unit at the pharmaceutical plant.
3. Responsibilities
- Quality Assurance Manager: Plans and approves the audit calendar and ensures timely execution.
- Internal Auditor: Conducts audits as per checklist and documents observations.
- Department Heads: Facilitate auditor access and ensure CAPA implementation for audit findings.
4. Accountability
Quality Assurance Department is accountable for the planning, execution, and follow-up of internal audits to verify compliance and continuous process improvement in Gel Manufacturing.
5. Procedure
5.1 Audit Planning
- QA Manager prepares an Annual Audit Schedule and shares it with all departments by the first week of January.
- Audits must be conducted at least once per year per department, or more frequently based on risk assessment.
5.2 Pre-Audit Preparation
- Internal auditor is nominated and provided with:
- Department-specific audit checklist (Annexure-1)
- Previous audit reports
- Relevant SOPs and CAPA records
- Auditor schedules a mutually agreed date and time with the department head.
5.3 Conducting the Audit
- Auditor uses the checklist to review documentation, interview personnel, and inspect operations.
- Observations are classified as:
- Critical: Impacting product quality or patient safety
- Major: Affecting GMP compliance
- Minor: Procedural or documentation lapses
- All findings are noted in the Internal Audit Observation Form (Annexure-2).
See also Gel Manufacturing: SOP for Disinfection of Gel Manufacturing Area After Maintenance - V 2.0
5.4 Audit Reporting
- Within 3 working days post-audit, a detailed audit report is submitted to QA and the auditee department.
- Report includes:
- Audit scope and objective
- Audit checklist responses
- Observations and their classification
- Recommended Corrective and Preventive Actions (CAPA)
5.5 CAPA and Follow-up
- Auditee department must respond with proposed CAPA within 7 working days.
- QA reviews and approves CAPA and monitors implementation using the CAPA Tracker.
- Effectiveness check of CAPA is done within 30 days of closure.
6. Abbreviations
- CAPA: Corrective and Preventive Action
- QA: Quality Assurance
- SOP: Standard Operating Procedure
7. Documents
- Annual Audit Schedule – Annexure-1
- Internal Audit Observation Form – Annexure-2
- Internal Audit Report
- CAPA Tracker
8. References
- ICH Q10 – Pharmaceutical Quality System
- WHO GMP Guidelines for Internal Audits
9. SOP Version
Version: 2.0
10. Approval Section
| Prepared By | Checked By | Approved By | |
|---|---|---|---|
| Signature | |||
| Date | |||
| Name | |||
| Designation | Jr. Production Chemist | QA Executive | Head – Manufacturing |
| Department | Gel Manufacturing | Quality Assurance | Manufacturing |
11. Annexures
Annexure-1: Annual Audit Schedule Format
| Department | Audit Month | Planned Date | Auditor Name | Remarks |
|---|---|---|---|---|
| Gel Manufacturing |
Annexure-2: Internal Audit Observation Form
| Observation ID | |
|---|---|
| Department | Gel Manufacturing |
| Date of Audit | |
| Auditor Name | |
| Observation Details | |
| Classification (Critical/Major/Minor) | |
| Proposed CAPA | |
| Target Completion Date | |
| QA Comments |
Revision History
| Revision Date | Revision No. | Change Description | Reason | Approved By |
|---|---|---|---|---|
| 01/06/2022 | 1.0 | Initial version | New SOP | QA Head |
| 02/06/2025 | 2.0 | Updated checklist and annexure format | Annual Review | QA Head |