Clinical Trials in Oklahoma
Oklahoma ranks #35 nationally by clinical-trial count, with 81 trials listed, all currently recruiting.
Among trials with a recorded phase, Phase 2 is the largest group at 15 trials.
The top conditions by trial volume are Ovarian Cancer (4), Asthma (2), Gastric Cancer (2).
81
Total Trials
81
Recruiting
#35
National Rank
16
Conditions
Trials by Phase
26
Not Applicable
2
Phase 2 / Phase 3
1
Early Phase 1
6
Phase 1 / Phase 2
13
Phase 1
15
Phase 2
11
Phase 3
7
Phase 4
Top Conditions in Oklahoma
Top Sponsors in Oklahoma
Cities With Most Trials in Oklahoma
| # | City | Trials |
|---|---|---|
| 1 | Oklahoma City | 65 |
| 2 | Tulsa | 15 |
| 3 | Bartlesville | 1 |
| 4 | Enid | 1 |
| 5 | Moore | 1 |
| 6 | Edmond | 1 |
| 7 | Chickasha | 1 |
Important: This information is for research purposes only. Always talk to your doctor about whether a clinical trial is right for you.
Frequently Asked Questions
Oklahoma currently has 81 clinical trials actively recruiting participants, making it #35 nationally by total trial count.
The most-studied conditions in Oklahoma are Ovarian Cancer (4 trials), Asthma (2 trials), Gastric Cancer (2 trials).
Browse the conditions listed on this page to find trials recruiting in Oklahoma. Each condition page shows trial details, eligibility criteria in plain English, and contact information. Always talk to your doctor about whether a trial is right for you.
Trial counts reflect currently recruiting studies listed on ClinicalTrials.gov with locations in this state.
Source: ClinicalTrials.gov, 2026.