Status
Study
Lead sponsor
Phase
Enrol
US states
Start
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
271
Florida
2026-09-08
Recruiting
Regeneron Pharmaceuticals
Phase 3
1,600
Florida, New York, Texas
2026-08-26
Recruiting
Regeneron Pharmaceuticals
Phase 3
15,364
Alabama, Arizona, Arkansas, California, Florida, Georgia, Indiana, Louisiana
2026-08-10
Recruiting
Regeneron Pharmaceuticals
Phase 2
360
Alabama, California, Florida, Illinois, Kansas, Kentucky, New York, South Carolina
2026-07-28
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
265
Arizona, California, Florida, Illinois, Missouri, Texas
2026-07-20
Recruiting
Regeneron Pharmaceuticals
Phase 4
30
California, Florida, Louisiana, Maryland, Washington
2026-07-15
Recruiting
Regeneron Pharmaceuticals
Phase 3
7,050
Alabama, Arizona, Arkansas, California, Florida, Indiana, Louisiana, North Carolina
2026-07-10
Recruiting
Regeneron Pharmaceuticals
Phase 2
420
Alabama, California, Florida, Georgia, Hawaii, Kentucky, Louisiana, Montana
2026-06-17
Recruiting
Regeneron Pharmaceuticals
Phase 2
204
Arizona, California, Florida, Louisiana, Texas
2026-05-22
Recruiting
Regeneron Pharmaceuticals
Phase 1
144
Alabama, Arkansas, California, Florida, South Carolina, Texas
2026-05-22
Recruiting
Regeneron Pharmaceuticals
Phase 2
120
California, Florida, Georgia, Illinois, Kentucky, Michigan, Nebraska, New York
2026-04-14
Recruiting
Regeneron Pharmaceuticals
Phase 3
2,628
Alabama, Arkansas, California, Florida, Georgia, Indiana, Louisiana, Michigan
2026-04-03
Recruiting
Regeneron Pharmaceuticals
Phase 2
300
Alabama, Arizona, California, Delaware, District of Columbia, Florida, Illinois, Indiana
2026-03-18
Active, closed
Regeneron Pharmaceuticals
Phase 2
120
California, Florida, Texas
2026-03-16
Recruiting
Regeneron Pharmaceuticals
Phase 2
34
Arizona, California, Connecticut, Florida, Oregon, Pennsylvania, Texas, Virginia
2026-03-11
Recruiting
Regeneron Pharmaceuticals
Phase 3
1,120
Florida, New York, Texas
2026-03-09
Recruiting
Regeneron Pharmaceuticals
Phase 2
195
Alabama, Arkansas, California, Connecticut, Florida, Georgia, Illinois, Louisiana
2026-01-09
Recruiting
Regeneron Pharmaceuticals
Phase 3
2,000
California, Colorado, Florida, Illinois, Indiana, Kansas, Maryland, Massachusetts
2025-11-24
Recruiting
Regeneron Pharmaceuticals
Phase 2
1,200
Alabama, California, Florida, Georgia, Indiana, Louisiana, Maryland, Massachusetts
2025-10-20
Recruiting
Regeneron Pharmaceuticals
Phase 3
2,000
Alabama, California, Colorado, Florida, Maryland, Massachusetts, New Jersey, North Carolina
2025-06-25
Recruiting
Regeneron Pharmaceuticals
Phase 2
297
Alabama, California, Florida, Illinois, Kansas, Kentucky, Massachusetts, Michigan
2025-05-28
Recruiting
Regeneron Pharmaceuticals
Phase 3
369
Arizona, Arkansas, California, District of Columbia, Florida, Illinois, Indiana, Kentucky
2025-01-02
Active, closed
Regeneron Pharmaceuticals
Observational
368
Arizona, Arkansas, California, Colorado, Connecticut, Florida, Georgia, Illinois
2024-11-22
Recruiting
Regeneron Pharmaceuticals
Phase 3
975
Arizona, Arkansas, California, Colorado, Connecticut, Florida, Georgia, Illinois
2024-10-30
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
130
Arizona, California, Colorado, Connecticut, Florida, Indiana, Louisiana, Michigan
2024-09-11
Recruiting
Regeneron Pharmaceuticals
Phase 3
560
Arizona, Arkansas, California, Colorado, Connecticut, Florida, Georgia, Idaho
2024-09-09
Active, closed
Regeneron Pharmaceuticals
Phase 4
120
California, Colorado, Florida, Idaho, Illinois, Kansas, Kentucky, Maine
2024-08-26
Active, closed
Regeneron Pharmaceuticals
Phase 3
1,126
California, Colorado, Connecticut, Florida, Georgia, Hawaii, Illinois, Maryland
2024-07-24
Active, closed
Regeneron Pharmaceuticals
Phase 2
195
Florida, Illinois, Kansas, Michigan, Missouri, New York, Oregon, Virginia
2024-07-16
Active, closed
Regeneron Pharmaceuticals
Phase 1
6
Florida, Georgia, Massachusetts, New York, Pennsylvania
2024-05-17
Active, closed
Regeneron Pharmaceuticals
Phase 2
1,005
Alabama, Arizona, California, Florida, Georgia, Hawaii, Idaho, Illinois
2024-03-13
Active, closed
Regeneron Pharmaceuticals
Observational
11
Colorado, Connecticut, District of Columbia, Florida, Illinois, Indiana, Michigan, Ohio
2024-01-17
Recruiting
Regeneron Pharmaceuticals
Phase 3
580
California, Florida, Indiana, Mississippi, New Hampshire, New York, Wisconsin
2023-12-28
Recruiting
Regeneron Pharmaceuticals
Phase 3
904
Arizona, California, Florida, Indiana, Kentucky, Maryland, Massachusetts, Michigan
2023-12-13
Active, closed
Regeneron Pharmaceuticals
Phase 3
733
Florida, Indiana, Kansas, Kentucky, Michigan, Texas, Utah, Wisconsin
2023-11-14
Recruiting
Regeneron Pharmaceuticals
Phase 3
410
California, Florida, Kentucky, New York, North Carolina, Oregon, Texas, Washington
2023-09-18
Active, closed
Regeneron Pharmaceuticals
Phase 2/3
160
Arizona, California, Colorado, Connecticut, Florida, Illinois, Louisiana, Mississippi
2023-08-08
Active, closed
Regeneron Pharmaceuticals
Phase 2/3
149
Arizona, California, Connecticut, Florida, Illinois, Louisiana, Mississippi, Missouri
2023-06-30
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
36
California, Florida, Massachusetts, New York, Ohio, Washington, Wisconsin
2023-06-27
Active, closed
Regeneron Pharmaceuticals
Phase 2
22
Arizona, California, Colorado, Connecticut, Florida, Illinois, Kansas, Massachusetts
2023-05-03
Recruiting
Regeneron Pharmaceuticals
Phase 2
120
Arizona, California, Colorado, Florida, Indiana, Louisiana, Maryland, Mississippi
2023-02-09
Active, closed
Regeneron Pharmaceuticals
Phase 3
1,564
California, Colorado, Florida, Illinois, Massachusetts, Michigan, New Jersey, New York
2023-01-16
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
172
California, Florida, Louisiana, Texas
2022-12-27
Active, closed
Regeneron Pharmaceuticals
Phase 3
1,546
California, Florida, Ohio, Tennessee
2022-07-14
Active, closed
Regeneron Pharmaceuticals
Phase 3
288
Arizona, California, Colorado, Florida, Illinois, Michigan, Ohio, Pennsylvania
2021-12-14
Active, closed
Regeneron Pharmaceuticals
Observational
717
Alabama, Arizona, California, Florida, Georgia, Idaho, Illinois, Indiana
2021-08-12
Active, closed
Regeneron Pharmaceuticals
Phase 1/2
548
California, Colorado, Florida, Illinois, Iowa, Michigan, New Jersey, New York
2020-12-21
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
612
California, Florida, Illinois, Massachusetts, Michigan, New York, Ohio, Pennsylvania
2020-12-08
Active, closed
Regeneron Pharmaceuticals
Phase 1/2
95
California, District of Columbia, Florida, Massachusetts, New York, Pennsylvania, Texas
2020-01-07
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
345
Arizona, California, Colorado, Connecticut, Florida, Massachusetts, Michigan, Minnesota
2019-08-12
Active, closed
Regeneron Pharmaceuticals
Phase 3
415
Arizona, California, District of Columbia, Florida, Georgia, Illinois, Kentucky, Maryland
2019-06-04
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
387
Florida, Georgia, Indiana, Kentucky, Michigan, New Jersey, New York, Ohio
2019-01-23
Active, closed
Regeneron Pharmaceuticals
Observational
858
Alabama, Arizona, California, Connecticut, Florida, Georgia, Illinois, Indiana
2018-04-06
Active, closed
Regeneron Pharmaceuticals
Phase 3
880
Alabama, Arizona, California, Colorado, District of Columbia, Florida, Georgia, Illinois
2015-10-15