We are updating the design of this site. Learn more.
Show more
ClinicalTrials.gov Menu
Search (all fields optional) Open or close the search fields display
Study Location:
A location is defined by clicking on the Map below
5279 Studies found for:
A similar map is available for all studies in ClinicalTrials.gov
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Region Name   Number of Studies
World 5,279  
Africa   [map]   586  
Central America   [map]   394  
East Asia   [map]   150  
Japan 22   [studies]
Europe   [map]   875  
Middle East   [map]   50  
North America 3,317  
Canada   [map]   288   [studies]
Mexico 76   [studies]
United States   [map]   3,199   [studies]
North Asia   [map]   91  
Pacifica   [map]   138  
South America   [map]   234  
South Asia   [map]   70  
Southeast Asia   [map]   219  

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.