Variations & Amendments

An evaluation of how a proposed change affects quality, validation, supply, labeling, and regulatory filings, informing change control decisions.

Submitting multiple variations together as one package when allowed, to support consistent assessment and implementation planning.

In the EU, a minor variation that does not require prior approval. Notified to the authority and deemed approved if no objection within a short period (e.g. 30 days).

In the EU, a moderate variation that requires approval but follows a simplified procedure. Implemented only after approval (or after 30 days if no objection in some cases).

In the EU, a major variation that requires full assessment and approval before implementation. Includes significant CMC, indication, or safety-related changes.

A change to a marketing authorisation after approval. In the EU, classified as Type IA, IB, or II with different procedures and timelines.

A Type IA variation requiring immediate notification (IAIN) to the authority after implementation, as defined in EU variations guidance.

An EU procedure allowing a single variation assessment to cover changes affecting multiple marketing authorisations held by the same MAH.