Contents: Section I - Terminology 1. Use of the Term "Product" 2. Use of the Terms Grouping and Matrixing 3. Deviations and Nonconformances 4. Clarifying Terms: Blanks vs. Controls 5. Meaning of "Dedicated"? 6. Words (Again??) Section II - Health-based Limits 7. What's at Stake with HBELs 8. A Look at the Revised Risk-MaPP 9. EMA's Q&A Clarification: Part 1 10. EMA's Q&A Clarification: Part 2 11. The EMA Q&A "Clarification" on Limits 12. The EMA Q&A on Routine Analytical Testing 13. Other Issues in EMA's Q&A 14. Highly Hazardous Products in Shared Facilities Section III - Limits – General 15. EMA vs. ISPE on Cleaning Limits? 16. Does a High "Margin of Safety" Protect Patients? 17. What If the Next Product is the Same Product? 18. Limits for "Product A to Product A" 19. Surfaces Areas in Carryover Calculations 20. Carryover Calculation Errors to Avoid 21. Protocol Limits for Yeasts/Molds? 22. Cleaning Validation for Homeopathic Drug Products 23. A Possible Approach for Biotech Limits 24. Establishing Clearance for Degraded Protein Actives Section IV - Visually Clean 25. Avoiding "Visually Dirty" Observations 26. What's a Visual Limit? 27. Visual Residue Limits – Part 1 28. Visual Residue Limits – Part 2 Section V - Analytical and Sampling Methods 29. Two More Nails in the Coffin? 30. More Swab Sampling Issues 31. Timing for Swab Sampling in a Protocol? 32. Pass/Fail Analytical Test Methods Section VI - Product Grouping 33. Issues in Product Grouping 34. Toxicity as a Worst-Case Grouping Factor 35. Another "Worst Case" Product Grouping Idea Section VII - Protocols and Procedures 36. Issues in Rinsing - Part 1 37. Issues in Rinsing - Part 2 38. Routine Monitoring for Highly Hazardous Products 39. "Concurrent Release" for Cleaning Validation 40. Dirty and Clean Hold Time Protocols Section VIII - API Manufacture 41. A Critique of the APIC Guideline 42. Another Issue for API Synthesis 43. Contaminants in API Manufacture Section IX - Miscellaneous 44. Significant Figures: Back to Basics 45. The Value of a Protocol Worksheet for Manual Cleaning 46. Dealing with Used and New Equipment 47. Solving Cleaning Validation Problems by Analogy 48. Causing Cleaning Validation Problems by Analogy |