Clinical trial discovery

Advanced Clinical Trial Search

Combine ICTRP fields without typing search operators. BackupTrials builds the structured query and sends it to Google Programmable Search.

Search optimized by

Programmable Search

How it works: filters are translated in your browser into Google structured-search operators over the public ICTRP metadata indexed on BackupTrials. Google must have crawled a trial page before a structured filter can match it.

Search terms

All these words Exact phrase Any of these words Exclude these words

Trial identification

Trial ID Source registry Registration date

Clinical characteristics

Country of recruitment Study type Recruitment status Phase Allocation Masking Purpose Primary sponsor Target sample size (exact)

Health condition Intervention

Technical query preview

site:backuptrials.com/trials/view

This preview shows the Google operators generated from your selections.

Google results

Use the fields above to build an advanced search.