Contact to the German Clinical Trials Register

Postal address

German Clinical Trials Register
German Institute of
Medical Documentation and Information
Waisenhausgasse 36-38a
50676 Cologne, Germany


Phone: +49(0)221 4724-397
Fax: ++49(0)221/4724-444
E-mail to:

Contact form

We would like to hear your questions, opinions and suggestions. Use this page to send us an informal e-mail message. If you have any questions, please provide your address details to enable us to contact you.

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The following sender information are optional. If you fill in the following fields (name, e-mail, telephone, trial ID), the provided data will be transferred with your message to the DRKS. Your data will not be stored or analysed by the internet editorial team. Further information can be found in our imprint.
Last Modified: 07-05-2017