Try the modernized beta website. Learn more about the modernization effort.
Working… Menu
Open or close the search fields display
Your search included: COVID-19
HHS Combat Covid
Learn more about clinical studies related to COVID-19:
7353 Studies found for: COVID-19

A similar map is available for all studies in

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 [map] 7,353
North America 1,999
United States 1,627 [studies]
Alabama 105 [studies]
Alaska 3 [studies]
Arizona 142 [studies]
Arkansas 50 [studies]
California 410 [studies]
Colorado 121 [studies]
Connecticut 76 [studies]
Delaware 8 [studies]
District of Columbia 72 [studies]
Florida 301 [studies]
Georgia 157 [studies]
Hawaii 28 [studies]
Idaho 40 [studies]
Illinois 195 [studies]
Indiana 59 [studies]
Iowa 47 [studies]
Kansas 56 [studies]
Kentucky 69 [studies]
Louisiana 136 [studies]
Maine 12 [studies]
Maryland 213 [studies]
Massachusetts 211 [studies]
Michigan 156 [studies]
Minnesota 117 [studies]
Mississippi 51 [studies]
Missouri 116 [studies]
Montana 24 [studies]
Nebraska 73 [studies]
Nevada 50 [studies]
New Hampshire 9 [studies]
New Jersey 126 [studies]
New Mexico 54 [studies]
New York 337 [studies]
North Carolina 211 [studies]
North Dakota 10 [studies]
Ohio 182 [studies]
Oklahoma 50 [studies]
Oregon 58 [studies]
Pennsylvania 194 [studies]
Rhode Island 49 [studies]
South Carolina 82 [studies]
South Dakota 25 [studies]
Tennessee 106 [studies]
Texas 319 [studies]
Utah 80 [studies]
Vermont 7 [studies]
Virginia 92 [studies]
Washington 130 [studies]
West Virginia 23 [studies]
Wisconsin 58 [studies]
Wyoming 1 [studies]

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.