Views validation as a Life Cycle . It covers everything from the initial concept and implementation to operation and, eventually, retirement. It emphasizes that a system must remain in a "validated state" throughout its entire life, not just at the moment of go-live. Summary Table: GAMP 4 vs. GAMP 5 Primary Focus Process-driven / Linear Risk-based / Outcome-driven System Lifecycle Implementation-centric Full lifecycle (Concept to Retirement) Supplier Role Minimal involvement Active partnership; leverage supplier audits Flexibility Rigid V-Model Scalable V-Model based on complexity Regulation Alignment General compliance Closely aligned with PICS and ICH Q9 Why GAMP 5 Matters Today
GAMP 4 was written in an era where regulators and industry alike sought a checklist approach to compliance. It was heavily prescriptive, outlining specific documents and steps required for validation. The mindset was often, "If we produce this document, we are compliant." While effective at standardizing practices, it often led to a "tick-the-box" mentality where the volume of documentation became a proxy for quality. difference between gamp 4 and gamp 5