Quality of medicines Q&A: Introduction

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This Question and Answer page is developed and maintained by the joint CHMP/CVMP Quality Working Party (QWP), and addresses a number of questions that have been brought to the attention of QWP by Marketing Authorisation Holders (MAHs) and/or EEA Competent Authorities, on matters related to quality of medicinal products.

It provides the EEA harmonised position on issues that can be subject to different interpretation or require clarification, typically arising from discussions or correspondence during assessment procedures.

In order to obtain information on a topic, please click on the questions Part 1 or Part 2.

If a question is not addressed in this document, Marketing Authorisation Holders are encouraged to contact the European Medicines Agency for further information.

Please note that this document has been produced to provide clarification and/or additional information, and should be read in conjunction with the European Pharmacopoeia, quality guidelines and other guidance documents.

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