ICH Q5E Biotechnological/biological products subject to changes in their manufacturing process: comparability of biotechnological/biological products

Current effective version

PDF iconAdopted guideline

Reference number CPMP/ICH/5721/03
Published 01/06/2005
Effective from 01/06/2005
Keywords Manufacturing, process changes, comparability, biotechnological products, biological products, recombinant proteins
Description This document provides principles for assessing the comparability of biotechnological or biological products before and after changes are made in the manufacturing process for the drug substance or drug product. It aims to assist in the collection of relevant technical information which serves as evidence that the manufacturing process changes will not have an adverse impact on the quality, safety and efficacy of the drug product.

Document history

First version

Current version

PDF iconAdopted guideline

In operation: 01/06/2005–present

Superseded document

PDF iconAdopted guideline


PDF iconConcept paper

In operation: 01/12/2003–31/05/2005


Published: 24/06/1998

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