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News update


EudraCT and EU CTR application maintenance weekend 20-21 February 2021

Essential maintenance work will be carried out to EudraCT application and EU CTR. As a result, the websites will be unavailable to users between 18:30 hrs. on Friday, 19th February and 08:00hrs on Monday, 22nd February 2021. We apologize for this inconvenience and we thank you very much for your patience.


All approved studies on coronavirus disease COVID-19 can be found through this link  https://www.clinicaltrialsregister.eu/ctr-search/search?query=covid-19



In order to look for a study, click on “Home & Search”. Users are reminded that phase 1 trials, conducted solely in adults and which are not part of an agreed PIP, are not public in the EU CTR. Please refer to European Guidance 2008/C 168/02 Art. 3 para 2 .










For the UK, as from 1.1.2021, EU Law applies only to the territory of Northern Ireland (NI) to the extent foreseen in the Protocol on Ireland/NI.

Version of the website

EU Clinical Trials Register version 2.2


See also:

Glossary PDF document

How to search PDF document

FAQs PDF document

Patients’ and Consumers’ Organisations’ contact information

Healthcare Professionals’ Organisations contact information

Sponsors' contact information PDF document

For technical support, please visit the EMA Service Desk portal using your user credentials for a system hosted by EMA (except Eudravigilance). If you do not have an account or have forgotten your credentials, please click here
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