SOP Guide for Pharma

Sterile Injectable Manufacturing: SOP for Post-Cleaning Inspection of Filling Lines – V 2.0

Sterile Injectable Manufacturing: SOP for Post-Cleaning Inspection of Filling Lines – V 2.0

Standard Operating Procedure for Post-Cleaning Inspection of Filling Lines


Department Sterile Injectable Manufacturing
SOP No. SOP/SIM/153/2025
Supersedes SOP/SIM/153/2022
Page No. Page 1 of 14
Issue Date 24/06/2025
Effective Date 26/06/2025
Review Date 24/06/2026

1. Purpose

This SOP defines the systematic procedure for conducting visual and documented inspections of injectable filling lines post-cleaning, ensuring no visible residues, proper sanitization, and readiness for aseptic manufacturing as per cGMP standards.

2. Scope

This procedure applies to all filling lines,

components, and contact surfaces used in the sterile injectable production facility after cleaning and prior to use.

3. Responsibilities

  • Filling Line Operator: Performs preliminary inspection and signs cleaning log.
  • Production Supervisor: Performs secondary verification.
  • Quality Assurance Officer: Conducts final inspection and documents release.

4. Accountability

The Head of Production and Head of QA are jointly accountable for ensuring that post-cleaning inspection is performed and documented for all sterile injectable filling lines.

5. Procedure

5.1 Pre-Inspection Requirements

  1. Ensure cleaning has been completed as per approved cleaning SOP and logged appropriately.
  2. All components must be dismantled and accessible for inspection where applicable.
  3. Cleaning records (Annexure-1) must be available before initiating inspection.

5.2 Visual Inspection

  1. Use white lint-free cloths, flashlight, and magnifiers where necessary.
  2. Inspect all equipment surfaces including:
    • Filling needles
    • Tubing
    • Valves and joints
    • Hopper and holding tanks
    • Vial stoppers and tracks
  3. Look for:
    • Residues or films
    • Particulate matter
    • Moisture or pooling
    • Corrosion or rust spots

5.3 Documentation

  1. Complete Annexure-2: Post-Cleaning Inspection Checklist.
  2. Include:
    • Inspector’s name and signature
    • Date and time of inspection
    • Observations made
    • Status: Passed/Needs Re-cleaning

5.4 QA Verification

  1. QA officer to verify checklist entries and perform random checks.
  2. Approve or reject filling line readiness using Annexure-3: Inspection Release Record.

5.5 Non-Compliance Handling

  1. If any surface fails visual inspection:
    • Mark equipment “NOT READY FOR USE.”
    • Initiate re-cleaning and document in Annexure-4: Cleaning Failure Log.

5.6 Final Release

  1. QA Officer signs Annexure-3 to approve the line for sterile operations.
  2. Attach all inspection records to batch manufacturing documentation.

6. Abbreviations

  • SOP: Standard Operating Procedure
  • QA: Quality Assurance
  • GMP: Good Manufacturing Practices
  • cGMP: Current Good Manufacturing Practices

7. Documents

  1. Annexure-1: Cleaning Activity Record
  2. Annexure-2: Post-Cleaning Inspection Checklist
  3. Annexure-3: Filling Line Inspection Release Record
  4. Annexure-4: Cleaning Failure Log

8. References

  • ICH Q7 Guidelines
  • 21 CFR Part 211
  • EU GMP Annex 1

9. SOP Version

Version: 2.0

10. Approval Section

Prepared By Checked By Approved By
Signature
Date
Name
Designation Production Executive QA Executive Head QA
Department Production Quality Assurance Quality Assurance

11. Annexures

Annexure-1: Cleaning Activity Record

Date Equipment ID Cleaned By Checked By Remarks
22/06/2025 FL-02 Ajay Mehra Anita Reddy NA

Annexure-2: Post-Cleaning Inspection Checklist

Area Condition Inspector Date Status
Needles Clean Sunita Reddy 22/06/2025 Pass

Annexure-3: Filling Line Inspection Release Record

Filling Line ID Date Approved By (QA) Status
FL-02 22/06/2025 Vikram Rao Approved

Annexure-4: Cleaning Failure Log

Date Equipment ID Issue Noted Action Taken Verified By
21/06/2025 FL-01 Visible Residue Re-cleaned QA

Revision History:

Revision Date Revision No. Details Reason Approved By
01/01/2022 1.0 Initial release New SOP QA Head
24/06/2025 2.0 Added visual inspection points and QA release documentation Annual Review QA Head
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