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ClinicalTrials.gov currently lists 236,777 studies with locations in all 50 States and in 195 countries.

For Patients and Families

For Researchers

For Study Record Managers

Locations of Recruiting Studies

Recruiting Study Location Count Pie Chart

Legend for Recruiting Study location pie chart image
Pie Color	Location
	Non-U.S. only (56%)
	U.S. only (39%)
	Both U.S. and non-U.S. (5%)

Total N = 40,892 studies
(Data as of February 12, 2017)

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