What is EudraVigilance? (Part 1)

Introduction to EudraVigilance, ICSR reporting, system architecture and E2B(R3) electronic reporting requirements.

What is EudraVigilance? (Part 1)

Introduction

EudraVigilance is the European Union system for managing, analysing and exchanging information relating to suspected adverse reactions associated with medicinal products.

Operated by the European Medicines Agency (EMA), EudraVigilance acts as the central pharmacovigilance database for the European Economic Area (EEA). It supports the collection of Individual Case Safety Reports (ICSRs), regulatory reporting, signal detection, benefit-risk monitoring and communication between stakeholders involved in pharmacovigilance activities.

Many professionals first encounter EudraVigilance through adverse event reporting activities. However, reporting represents only one part of a much larger pharmacovigilance ecosystem. EudraVigilance supports regulatory decision-making throughout the lifecycle of medicinal products and plays a central role in the operation of the European pharmacovigilance system.

For QPPVs, deputy QPPVs, pharmacovigilance managers, safety scientists and compliance professionals, understanding EudraVigilance is essential because reporting compliance, signal management, reconciliation activities and inspection readiness are all directly linked to the effective operation of the system.

Why EudraVigilance Exists

Before the introduction of EudraVigilance, adverse reaction reporting within Europe was fragmented across multiple national systems.

Individual regulatory authorities maintained separate databases and safety information was not always available across borders. This created challenges in identifying emerging safety concerns that might only become apparent when data from multiple countries were combined.

As the pharmaceutical industry became increasingly international, regulators recognised the need for a centralised pharmacovigilance database capable of supporting:

EudraVigilance was developed to address these challenges.

Today it functions as one of the largest medicinal product safety databases in the world and forms a cornerstone of European pharmacovigilance.

EudraVigilance is established under European pharmacovigilance legislation.

Key legal foundations include:

Operational requirements are further described within:

Together these documents establish reporting obligations, governance requirements and expectations for pharmacovigilance system oversight.

What Information is Stored in EudraVigilance?

Individual Case Safety Reports

The primary content of EudraVigilance consists of Individual Case Safety Reports (ICSRs).

A valid ICSR generally requires:

Without these minimum elements a report may not qualify as a valid case for pharmacovigilance reporting purposes.

Serious Cases

Serious adverse reactions include:

These cases are subject to expedited reporting requirements and often receive increased regulatory scrutiny.

Non-Serious Cases

European pharmacovigilance legislation also requires reporting of non-serious adverse reactions.

Although individually less significant than serious cases, they contribute substantially to signal detection and trend analysis activities.

Follow-Up Reports

Additional information frequently becomes available after initial reporting.

Examples include:

Follow-up reports improve case quality and support benefit-risk evaluation.

EudraVigilance Architecture

The main stakeholders interacting with EudraVigilance include:

The system functions as the central hub through which safety information moves within the European pharmacovigilance network.

E2B(R3) and Electronic Reporting

What is E2B(R3)?

E2B(R3) is the internationally recognised standard for electronic transmission of Individual Case Safety Reports.

The standard defines:

and enables consistent exchange of safety information between companies and regulators.

Why E2B(R3) Matters

Without a common reporting standard, electronic pharmacovigilance reporting would be difficult to validate and process.

E2B(R3) supports:

Gateway Reporting

Large pharmaceutical companies commonly connect directly to EudraVigilance through automated gateways.

Benefits include:

EVWEB Reporting

EVWEB is the EMA web-based reporting interface.

It allows users to:

Message Acknowledgements

Following submission, EudraVigilance generates acknowledgement messages indicating whether reports have been accepted or rejected.

Effective acknowledgement review is a critical compliance activity because unsuccessful submissions may otherwise remain unnoticed.

Common Validation Errors

Common issues include:

Monitoring validation failures helps organisations identify process weaknesses and implement corrective actions.

Key Takeaways

References

  1. Regulation (EC) No 726/2004.
  2. Directive 2001/83/EC.
  3. Commission Implementing Regulation (EU) No 520/2012.
  4. GVP Module I – Pharmacovigilance Systems and Their Quality Systems.
  5. GVP Module VI – Collection, Management and Submission of Reports of Suspected Adverse Reactions.
  6. GVP Module IX – Signal Management.
  7. EMA EudraVigilance Electronic Reporting Guidance.
  8. EMA EudraVigilance Registration Manual.

Last reviewed: 2026-06-10