ClinicalTrials.gg

Clinical trials in United States

196,932 studies list at least one site in United States. 28,874 are recruiting or about to start. Per ClinicalTrials.gov, last updated 2026-11-10.

Status

Completed
121,530
Recruiting
23,183
Terminated
20,603
Active, not recruiting
11,230
Withdrawn
6,773
Status unknown
6,729

Phase

Phase 2
42,430
Phase 1
32,554
Phase 3
18,897
Phase 4
10,700
Early Phase 1
3,184

What changed recently

From the registry's own updates since Oct 13, 2026.

Started recruiting548

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and 498 more not listed

First site in United States239

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and 189 more not listed

Results posted410

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and 360 more not listed

Stopped193

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and 143 more not listed

Newly registered674

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and 624 more not listed

Studies

Recruiting first, then most recently updated. Showing 50 of 196,932 — search for more.