I’m reviewing the status of cleaning validation. Here is the list I’m currently going through, just in case it helps others.
- Develop a comprehensive cleaning validation master plan that outlines your overall approach, policies, and procedures for cleaning validation at your facility. This should cover all aspects of the cleaning validation lifecycle.
- Ensure you have written standard operating procedures (SOPs) for equipment cleaning processes that address different scenarios (e.g., cleaning between batches, between product changes, etc.).
- Have written cleaning validation protocols for each piece of equipment that cover common issues like sampling procedures and analytical methods.
- Maintain thorough documentation of your cleaning validation studies, including the protocols, results, and final reports stating whether the cleaning process for each piece of equipment is valid.
- Implement a continuous verification program for routine residue monitoring after initial cleaning validation.
- Be prepared to demonstrate that your cleaning procedures can consistently clean equipment to predetermined standards using scientifically sound sampling and analytical test methods.
- Have data available to support your rationale for residue limits, which should be logical, practical, achievable, and verifiable.
- Be ready to explain your approach for different types of equipment (dedicated vs. multi-use) and how you handle potent compounds or other high-risk materials.
- Review your cleaning agent selection process and be able to justify the cleaning methods and agents used.
- Ensure you have a system in place for equipment maintenance and cleaning records.
- Be prepared to discuss how you handle manual vs. automated cleaning processes and any associated validation differences.
- Review past audits or inspections and ensure any previous findings related to cleaning validation have been addressed.
Let me know if I’ve missed anything.

Good points!
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