ISRCTN Registry
Also known as International Standard Randomised Controlled Trial Number Registry
The ISRCTN registry is a primary clinical trial registry recognised by WHO and ICMJE that accepts all clinical research studies (whether proposed, ongoing or completed), providing content validation and curation and the unique identification number necessary for publication. All study records in the database are freely accessible and searchable. ISRCTN supports transparency in clinical research, helps reduce selective reporting of results and ensures an unbiased and complete evidence base. ISRCTN accepts all studies involving human subjects or populations with outcome measures assessing effects on human health and well-being, including studies in healthcare, social care, education, workplac…
Getting access
Not known Embargoed
- How to apply
- Not yet verified — we don’t publish a route we haven’t checked.
- Embargo
- Source states an embargo applies; length not stated by re3data.
Summarised from a registry — the exact application route is not yet verified.
Open access Open
- How to apply
- Not yet verified — we don’t publish a route we haven’t checked.
Summarised from a registry — the exact application route is not yet verified.
Application required Restricted (fee required)
- How to apply
- Not yet verified — we don’t publish a route we haven’t checked.
- Cost
- A fee applies — amount not stated by the source
Summarised from a registry — the exact application route is not yet verified.
About this database
| Website | https://www.isrctn.com/ |
|---|---|
| Subjects | Life Sciences · Medicine · Medicine · Epidemiology, Medical Biometry, Medical Informatics |
| Last updated | 2026-09-13 |