3,911
Registered trials
1,470
Recruiting
2,129
Completed trials
966
Sponsors active
2,428
Research sites
Phase III:
1702
Phase II/III:
163
Phase II:
1032
Phase I/II:
215
Phase III/IV:
28
Phase IV:
137
Phase I:
195
Phase I (Other):
297
Phase I (FiH):
120
Other:
21
Other:
1
Oversight events in trials active here:
118 serious breaches
838 temporary halts
65 urgent safety measures
91 unexpected events
153 corrective measures
across 497 trials
View oversight register →
Top conditions
Top sponsors
AstraZeneca AB
166
Novartis Pharma AG
166
Merck Sharp & Dohme LLC
145
Boehringer Ingelheim International GmbH
126
F. Hoffmann-La Roche AG
124
Janssen - Cilag International
113
AbbVie Deutschland GmbH & Co. KG
89
Sanofi-Aventis Recherche & Developpement
80
Novo Nordisk A/S
67
Pfizer Inc.
67
Amgen Inc.
58
Glaxosmithkline Research & Development Limited
58
Cities with most trials
All 569 cities →All trials — page 2
3,911 total-
HARMONi-3 Not authorised
-
AP01 Heart Failure (AHF) Study Not authorised
-
Metal Panel Patch Test Not authorised
Showing 25–48 of 3,911 trials