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EudraCT Support

The user manual provides instructions on all key processes of this website.  In case the website appears slow, opening it in a different browser could be of help.

on EudraCT number, CTA, results, third country trials, change of sponsorship, and trials not found in EudraCT/CTR


See Frequently Asked Questions

when filling in the Results full data set

Look for your error/warning in the validation rules and refer to the “rule description”. Or CONTACT US, and attach the XML file in your request (click on “download XML” at the top right corner of your trial results’ page)


such as a forgotten username/password or deactivated account

Refer to EMA Account Management


specifying "EudraCT" in the title of your request

Log in to the EMA Service Desk, using your user credentials for a system hosted by EMA. For non-registered users: create an EMA account here


EudraCT user manual

Registering a trial and updating its information
EudraCT number, CTA & Login for posting results
CTA & results documentation
Tutorials on posting results
Frequently asked questions
National competent authorities
Statistics and technical documentation
EU Clinical Trials Register
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