flexible, risk-based lifecycle approach . While GAMP 4 focused on a rigid "one-size-fits-all" waterfall model, GAMP 5 allows organizations to scale validation efforts based on the risk to patient safety, product quality, and data integrity. IntuitionLabs +3 Key Structural Differences Feature GAMP 4 GAMP 5 Philosophy Prescriptive and procedural. Risk-based and flexible. Software Categories 5 Categories (included Firmware as Cat 2). 4 Categories (Firmware removed/reassigned). Lifecycle Rigid V-Model (Waterfall). Scalable Lifecycle (supports Agile/Iterative). Focus Document-heavy validation phases. Continuous verification and critical thinking. User Requirements Detailed inputs for validation. Outcomes of the validation process. Detailed Evolution of Concepts Software Classification (Categories): GAMP 5 simplified the classification by removing
The burden of validation fell almost entirely on the end-user (the pharmaceutical company). difference between gamp 4 and gamp 5