Insights

GMP, QMS and CQV explainers

Straight answers to the questions that come up on real projects — what a document actually needs to contain, what a regulation actually says, and where programmes usually go wrong. Written from 25 years of building and inspecting these systems, not from a textbook.

CQV

CQV · 8 min read

What Is a CQV Master Plan?

A CQV Master Plan defines scope, boundaries, risk approach and release criteria for a validation programme. What goes in one, and five mistakes that sink it.

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CQV · 7 min read

Commissioning vs Qualification

Commissioning is engineering; qualification is GMP evidence. What each covers, where they overlap, and what leveraging commissioning data really requires.

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CQV · 8 min read

ASTM E2500 Explained

ASTM E2500 replaces checklist qualification with risk- and science-based verification. What it says, what a critical aspect is, and how it fits Annex 15.

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QMS

QMS · 7 min read

Tier I, II and III Quality Documentation

The three-tier documentation model — Quality Manual, SOPs, records. What belongs in each tier, why traceability matters, and how inspectors navigate it.

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Inspection Readiness

Inspection Readiness · 9 min read

Responding to an FDA Form 483

FDA reviews Form 483 responses received within 15 business days. What to do in each of those days, and the mistakes that trigger a Warning Letter.

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GMP Training

GMP Training · 6 min read

How Often Is GMP Training Required?

No regulation sets a fixed interval. What 21 CFR 211.25 and EU GMP Chapter 2 actually require, and how to justify the training frequency you choose.

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