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ClinicalTrials.gov API

Clinical trial registry data.

Visit ClinicalTrials.gov API Docs

Category	Health & Medical Data
Authentication	No auth
Pricing	Free
Website	https://clinicaltrials.gov/data-api/api
Docs	https://clinicaltrials.gov/data-api/about-api
Last checked	2026-10-14
As JSON	/api/v1/directory/clinicaltrialsgov-api.json

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