4,777
Registered trials
1,837
Recruiting
2,468
Completed trials
1,147
Sponsors active
823
Research sites
Phase III:
1839
Phase II/III:
191
Phase II:
1227
Phase I/II:
310
Phase III/IV:
54
Phase IV:
266
Phase I:
325
Phase I (Other):
270
Phase I (FiH):
238
Other:
54
Other:
3
Oversight events in trials active here:
120 serious breaches
993 temporary halts
78 urgent safety measures
99 unexpected events
159 corrective measures
across 545 trials
View oversight register →
Top conditions
Non-small cell lung cancer
182
Non-small cell lung cancer metastatic
58
Ovarian cancer
54
Breast cancer
48
Colorectal cancer
45
Systemic lupus erythematosus
40
Squamous cell carcinoma of head and neck
35
Endometrial cancer
34
Myelodysplastic syndrome
32
Triple negative breast cancer
30
Prostate cancer metastatic
29
Diffuse large B-cell lymphoma
29
Top sponsors
Merck Sharp & Dohme LLC
200
AstraZeneca AB
198
Novartis Pharma AG
179
F. Hoffmann-La Roche AG
160
Janssen - Cilag International
143
AbbVie Deutschland GmbH & Co. KG
111
Pfizer Inc.
96
Eli Lilly & Co.
88
Bristol-Myers Squibb Services Unlimited Company
75
Glaxosmithkline Research & Development Limited
74
Boehringer Ingelheim International GmbH
72
Sanofi-Aventis Recherche & Developpement
72
Cities with most trials
All 230 cities →All trials
4,777 total-
MK-0616-013 Not authorised
Showing 1–24 of 4,777 trials