Pushbuild

ClinicalTrials.gov API - Search Clinical Studies

Search 500,000+ clinical studies from ClinicalTrials.gov by condition, drug, sponsor, location, phase and status. Returns NCT ID, title, status, phase, sponsor, enrollment, dates, eligibility, contacts and trial sites.

$0.80 per 1,000 studys

Get an API key

What it returns

Search every study registered on ClinicalTrials.gov, as clean JSON.

Common uses

Patient recruitment and site selection, pharma competitive intelligence, sales leads for CROs and med-tech, research. Pay per study.

Request

POST https://api.pushbuild.com/clinical-trials/run with a JSON body. Send your key in the X-API-Key header.

FieldTypeDescription
conditionstringe.g. melanoma, type 2 diabetes.
interventionstringe.g. pembrolizumab.
searchTermsstringAny words in the study record.
sponsorstringLead sponsor or collaborator, e.g. Pfizer.
locationstringCity, state or country of a trial site.
titlestringWords in the study title or acronym.
nctIdslist of stringsLook up specific studies, e.g. NCT04280705.
statuseslist of stringsOverall recruitment status.
phaseslist of stringsTrial phases.
studyTypestring: , INTERVENTIONAL, OBSERVATIONAL, EXPANDED_ACCESSType of study. Default: "".
startFromstringYYYY-MM-DD.
updatedFromstringYYYY-MM-DD.
sortstring: relevance, newestOrder of results. Default: "relevance".
maxResultsintegerStudies to return. Default: 200.
maxLocationsPerStudyintegerTrial sites to include for each study. Default: 50.
maxItemsintegerMaximum items to return (1-500). Default: 100.

Example

curl -X POST https://api.pushbuild.com/clinical-trials/run \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"condition": "melanoma", "statuses": ["RECRUITING"], "maxItems": 20}'

Response

{"count": 20, "truncated": false, "seconds": 1.4, "items": [ { ... } ]}

Each call returns up to 500 items. Records that fail validation or are not found are flagged in the items and not charged.

Pricing

Pay only for results returned: $0.80 per 1,000 studys. No charge for errors or empty searches.

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