2,702
Registered trials
1,005
Recruiting
1,520
Completed trials
692
Sponsors active
1,789
Research sites
Phase III:
1475
Phase II/III:
128
Phase II:
720
Phase I/II:
91
Phase III/IV:
24
Phase IV:
63
Phase I:
64
Phase I (Other):
79
Phase I (FiH):
45
Other:
13
Oversight events in trials active here:
87 serious breaches
586 temporary halts
52 urgent safety measures
65 unexpected events
112 corrective measures
across 331 trials
View oversight register →
Top conditions
Top sponsors
Merck Sharp & Dohme LLC
160
AstraZeneca AB
138
F. Hoffmann-La Roche AG
137
Janssen - Cilag International
104
Novartis Pharma AG
79
Pfizer Inc.
65
AbbVie Deutschland GmbH & Co. KG
63
Sanofi-Aventis Recherche & Developpement
63
Bristol-Myers Squibb Services Unlimited Company
59
Amgen Inc.
52
Eli Lilly & Co.
50
Takeda Development Center Americas Inc.
46
Cities with most trials
All 255 cities →All trials — page 29
2,702 totalShowing 673–696 of 2,702 trials