HL7 Terminology (THO)
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NamingSystem: Clinical Trials Information System

Official URL: http://terminology.hl7.org/NamingSystem/CTIS Version: 1.0.0
Active as of 2026-02-09 Responsible: European Medicines Agency Computable Name: CTIS

Copyright/Legal: Reproduction is authorised provided the source is acknowledged

CTIS is a primary registry of the World Health Organization (WHO). Data from trials published on this website is included in the search portal of WHO's International Clinical Trials Registry Platform (ICTRP). This applies to relevant clinical trial data, as required by WHO, which has been published on CTIS since the launch of the system on 31 January 2022. For more information, see https://euclinicaltrials.eu/.

Summary

Defining URLhttp://terminology.hl7.org/NamingSystem/CTIS
Version1.0.0
NameCTIS
TitleClinical Trials Information System
Statusactive
Definition

CTIS is a primary registry of the World Health Organization (WHO). Data from trials published on this website is included in the search portal of WHO's International Clinical Trials Registry Platform (ICTRP). This applies to relevant clinical trial data, as required by WHO, which has been published on CTIS since the launch of the system on 31 January 2022. For more information, see https://euclinicaltrials.eu/.

PublisherEuropean Medicines Agency
Copyright

Reproduction is authorised provided the source is acknowledged

Identifiers

TypeValuePreferredPeriodComment
URIhttps://euclinicaltrials.eu/clinicalTrialId true2026-02-09 --> (ongoing)This is the URL endorsed by the TSMG and is considered authoritative.