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

Telefon: ++49(0)221/4724-1
Telefax: ++49(0)221/4724-444
Email an:

VAT identification number: DE123052538

DIMDI is a governmental institution within the scope of the Federal Ministry of Health (BMG)

Acting Head
Prof. Dr. Karl Broich

Public Relations
Sven Borowski
Press Office

Data Protection Officer
Dr. Jochen Fingberg
Data Protection Officer

General Information

The DRKS does not provide evaluation and expertise of any of the products or therapies.

The information offered is supposed to support the relationship between patient/ users of the website and his physicians but by no means is to be seen as a replacement. If you have any questions about a specific study, please contact the relevant contact persons whose contact details you will find in the individual study information.

Advertising is not accepted on this website.

We use the "weisse Liste", a project run by the Bertelsmann-Stiftung to make medical information accessible to patients and to increase transparency within the health care system, as a reference for the search in our register.

This website does not use cookies.

Data protection declaration

For the purpose of further development of our website and for scientific evaluation, data about use conduct when visiting (IP addresses, search terms, frequently used pages) are recorded by us and used in anonymised statistics. Use data are processed such that individual traceability to individual users is not possible. Recorded data are not forwarded to third parties or used in any way other than that stated.

For inquiries by e-mail, we offer a contact form, which transmits data via a secure connection (https encryption). E-mail addresses are not stored beyond the reply, there is no forwarding to third parties.

Enclosed area: The enclosed area is only accessible to registered users. At registration, personal data are recorded and stored; they are necessary for the examination of the access entitlement and for communication with the users and are exclusively used by DRKS for this purpose. These personal data are not forwarded. If data are transmitted via the internet in the enclosed area, they are secured against unauthorised access by a 128-bit encryption.

All data are stored in specifically protected servers in Germany. The directives of data protection in Germany are complied with.
This website does not make any use of cookies.


Please note that DIMDI is not the originator of the deposited studies. These are therefore not official works within the meaning of the law § 5 UrhG. Utilization (e. g. duplication, exhibition, distribution, etc.) is therefore not permitted without the author's consent. Please contact the author of the respective study for this purpose.


We have collated and examined the contents with great care. However, we assume no warranty for completeness or topicality. The DRKS assumes no responsibility for the contents of external websites to which links have been made from Responsibility for the study information is with the people responsible for the studies alone.

Last Modified: 12-11-2019