Good Clinical Practice (GCP)
Full course · ICH E6(R3) Principles
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Learn how ICH E6(R3) replaces one-size-fits-all validation with a fit-for-purpose approach, where system requirements and validation effort scale with data criticality and risk.
There was a time when computerized system validation meant one thing: exhaustive documentation. Every system, regardless of its role in the trial, received the same treatment. The electronic data capture system holding primary endpoint data? Full validation package. The scheduling tool for monitoring visits? Full validation package. The system tracking office supplies? Well, perhaps not that one, but the principle was clear: validation meant doing everything, everywhere, always.
This approach was never quite right. It spread validation resources thin, applied identical rigor to systems with vastly different impacts, and often resulted in thick binders that demonstrated compliance without ensuring quality. A sponsor might possess immaculate validation documentation for a system that captured exploratory biomarkers while the system holding pivotal safety data received the same—but no more—attention.
ICH E6(R3) offers a different path. The guideline does not abandon validation; it refines it. The question is no longer "Did we validate?" but "Did we validate appropriately for what this system does and the criticality of its data?"
This is the fit-for-purpose standard: validation effort proportionate to purpose.
What you will learn5 objectives
By the end of this lesson, you will be able to:
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