Oklahoma City, OK Clinical Trials Report — May 2026

For Oklahoma City residents considering participation in clinical research, May 2026 brings a critical window of opportunity, particularly for those interested in trials nearing their enrollment deadlines. Across Oklahoma City, a total of 30 clinical trials are slated to conclude within the next 90 days, making prompt action essential for interested individuals.

This urgency is especially relevant for healthy volunteers, as 2 of these rapidly closing studies are still actively seeking participants without specific health conditions. These trials offer a chance to contribute to medical advancements before their enrollment windows close.

Impending Deadlines for Key Health Areas

Patients managing specific health conditions also face impending deadlines to join research. Trials focused on various types of cancer are among those with limited time remaining for enrollment. Conditions with trials closing soon include:

• Ovarian cancer (2 trials)
• Metastatic malignant solid neoplasm (2 trials)
• Primary peritoneal cancer (2 trials)
• Unresectable malignant solid neoplasm (2 trials)
• Breast cancer survivor (1 trial)
• Cancer (1 trial)
• Advanced solid tumor (1 trial)
• Colon cancer (1 trial)
• Breast cancer (1 trial)
• Colorectal cancer (1 trial)

New Research Opportunities

This month, Oklahoma City saw the opening of 1 new clinical trial, a decrease from the 5 trials that launched in April 2026. This brings the total number of actively recruiting clinical trials in Oklahoma City, OK, to 601 across 240 research facilities, underscoring the city's ongoing research landscape.

The single new trial this month is a biological study sponsored by Xencor, Inc., focusing on ovarian cancer. This trial is specifically designed for female participants and includes older adults, offering a targeted opportunity for those meeting these criteria to engage with new therapeutic approaches.

While there are no new Phase 2/3 drug trials from major sponsors with large enrollment targets this month, the continuous opening of new studies ensures that research opportunities remain available for a range of conditions and participant profiles.

Opportunities for Healthy Volunteers

For individuals without a specific medical condition, there are significant opportunities to contribute to research in Oklahoma City. While the single new trial launched this month does not accept healthy volunteers, a total of 39 clinical trials are currently recruiting healthy participants across the city. These studies provide numerous avenues for those interested in supporting medical research and contributing to scientific discovery.

Oklahoma City's Leading Research Facilities

Oklahoma City is home to several prominent research institutions that consistently run a high volume of clinical trials. These facilities are key destinations for individuals seeking to participate in medical research:

• University of Oklahoma Health Sciences Center (200 trials)
• Mercy Hospital Oklahoma City (59 trials)
• University of Oklahoma (28 trials)
• OU Health Stephenson Cancer Center (18 trials)
• Stephenson Cancer Center (16 trials)
• Research Site (15 trials)
• Oklahoma Medical Research Foundation (13 trials)
• The University of Oklahoma Health Sciences Center (11 trials)
• Oklahoma Heart Hospital (10 trials)
• Hightower Clinical (9 trials)
• Integris Southwest Medical Center (6 trials)
• Clinical Site (5 trials)

These institutions offer a broad spectrum of research, with a strong emphasis on oncology at the OU Health Stephenson Cancer Center and Stephenson Cancer Center, and cardiovascular research at the Oklahoma Heart Hospital. The University of Oklahoma Health Sciences Center and Mercy Hospital Oklahoma City serve as major hubs for a diverse array of medical studies.

Broadening Your Search: Nearby Options

While Oklahoma City offers a substantial number of clinical trial opportunities, individuals may also find options in nearby communities within Oklahoma. Cities with active trials include Norman (2 trials), Tulsa (2 trials), and Yukon (1 trial). Exploring these nearby locations can expand the range of available studies and increase the chances of finding a suitable trial.

As the research community in Oklahoma City continues to advance, new opportunities for participation will emerge. Individuals interested in contributing to medical progress are encouraged to explore the currently recruiting trials and consider those with impending deadlines to ensure they do not miss out on valuable research opportunities.