Standard Operating Procedure for Cleaning and Disinfection of Manufacturing Areas in Gel Production
| Department | Gel Manufacturing |
|---|---|
| SOP No. | SOP/GM/122/2025 |
| Supersedes | SOP/GM/122/2022 |
| Page No. | Page 1 of 11 |
| Issue Date | 09/06/2025 |
| Effective Date | 11/06/2025 |
| Review Date | 09/06/2027 |
1. Purpose
To describe the procedure for systematic cleaning and disinfection of gel manufacturing areas, ensuring a hygienic environment to prevent cross-contamination and microbial growth.
2. Scope
This SOP applies to all classified manufacturing zones, including blending, holding, filling, and primary packaging areas within
the Gel Manufacturing department.
3. Responsibilities
- Housekeeping Staff: Performs daily and scheduled cleaning as per cleaning schedule.
- Production Operator: Verifies cleaning activities before batch start.
- QA Executive: Performs random verification and environmental swabbing post-cleaning.
- Engineering: Ensures availability of utilities like vacuum, compressed air, and ventilation.
4. Accountability
Manager – Quality Assurance
5. Procedure
5.1 Types of Cleaning
- Routine Cleaning: Performed daily before and after production activities.
- Changeover Cleaning: Performed when changing product batches or between shifts.
- Deep Cleaning: Conducted weekly/monthly or during shutdown periods.
5.2 Cleaning Agents and Disinfectants
- Use approved cleaning agents (e.g., non-ionic detergents) and disinfectants (e.g., IPA 70%, Quat-based agents).
- Rotate disinfectants every 30 days to avoid resistance buildup.
- Prepare disinfectant solutions fresh daily using purified water.
5.3 Cleaning Steps
- Remove visible debris using dry wiping or vacuum cleaning.
- Mop floors using 0.5% detergent solution followed by potable water rinse.
- Disinfect all contact surfaces (walls, equipment exteriors, doors) using approved disinfectants.
- Allow contact time as per manufacturer’s instructions (typically 10–15 minutes).
- Use lint-free wipes and separate color-coded mops for different zones.
5.4 Cleaning Schedule
Refer to the Cleaning Frequency Matrix – Annexure-1. Activities include:
- Floors: Twice per shift
- Walls and Doors: Once daily
- Ceiling Vents: Once weekly
- Equipment Exteriors: Before and after use
5.5 Documentation
- Record all cleaning activities in Cleaning Logbook – Annexure-2.
- QA to sign off after verification.
5.6 Precautions
- Do not use strong oxidizing agents unless specifically approved.
- Avoid excessive moisture accumulation.
- Wear gloves, goggles, and face masks during disinfection.
6. Abbreviations
- IPA: Isopropyl Alcohol
- QA: Quality Assurance
- CFU: Colony Forming Units
7. Documents
- Cleaning Frequency Matrix – Annexure-1
- Cleaning and Disinfection Logbook – Annexure-2
- Disinfectant Rotation Record – Annexure-3
8. References
- WHO GMP Guidelines for Pharmaceutical Manufacturing
- EU GMP Annex 1 – Manufacture of Sterile Medicinal Products
- FDA Guidance for Industry – Cleaning Validation
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: Cleaning Frequency Matrix
| Area | Cleaning Type | Frequency |
|---|---|---|
| Floor | Wet Mopping | Twice per shift |
| Walls | Wiping | Daily |
| Ceiling Vents | Dusting | Weekly |
| Equipment Exterior | Surface Disinfection | Pre/Post Operation |
Annexure-2: Cleaning and Disinfection Logbook
| Date | Area | Cleaning Done By | Checked By (Production) | Verified By (QA) |
|---|---|---|---|---|
Annexure-3: Disinfectant Rotation Record
| Date | Disinfectant Name | Batch No. | Prepared By | QA Verified |
|---|---|---|---|---|
Revision History
| Revision Date | Revision No. | Change Description | Reason | Approved By |
|---|---|---|---|---|
| 21/05/2022 | 1.0 | Initial issue | New SOP | QA Head |
| 09/06/2025 | 2.0 | Updated disinfectant rotation and documentation tables | Periodic review | QA Head |