SOP Guide for Pharma

Gel Manufacturing: SOP for Cleaning and Disinfection of Manufacturing Areas – V 2.0

Gel Manufacturing: SOP for Cleaning and Disinfection of Manufacturing Areas – V 2.0

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

  1. Use approved cleaning agents (e.g., non-ionic detergents) and disinfectants (e.g., IPA 70%, Quat-based agents).
  2. Rotate disinfectants every 30 days to avoid resistance buildup.
  3. Prepare disinfectant solutions fresh daily using purified water.

5.3 Cleaning Steps

  1. Remove visible debris using dry wiping or vacuum cleaning.
  2. Mop floors using 0.5% detergent solution followed by potable water rinse.
  3. Disinfect all contact surfaces (walls, equipment exteriors, doors) using approved disinfectants.
  4. Allow contact time as per manufacturer’s instructions (typically 10–15 minutes).
  5. 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

  1. Record all cleaning activities in Cleaning Logbook – Annexure-2.
  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

  1. Cleaning Frequency Matrix – Annexure-1
  2. Cleaning and Disinfection Logbook – Annexure-2
  3. 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
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