Clinical trials near you
Clinical trials in the Oklahoma City area
595 studies are recruiting volunteers at 253 research sites in the Oklahoma City, OK area.
Sites in Oklahoma City, Norman, Edmond, Yukon, Chickasha, Arcadia and 1 more towns.
#43 in the US for recruiting studies#1 in Oklahoma#31 in the US per resident
- Studies recruiting
- 595
- Research sites
- 253
- Conditions studied
- 125
- Studies per 100,000 residents
- 39.7
Conditions being studied
The conditions with the most studies recruiting in the area. A study can be for more than one condition.
- Lung cancer44 studies
- Uterine cancer36 studies
- Ovarian cancer33 studies
- Breast cancer29 studies
- Endometrial cancer29 studies
- Head and neck cancer27 studies
- Colorectal cancer (bowel cancer)26 studies
- Leukemia23 studies
- Prostate cancer22 studies
- Non-Hodgkin's lymphoma21 studies
- Overweight and obesity21 studies
- Kidney cancer14 studies
- Skin cancer14 studies
- Fallopian tube cancer13 studies
- Neuroendocrine tumor13 studies
All 125 conditions
- Lung cancer44
- Uterine cancer36
- Ovarian cancer33
- Breast cancer29
- Endometrial cancer29
- Head and neck cancer27
- Colorectal cancer (bowel cancer)26
- Leukemia23
- Prostate cancer22
- Non-Hodgkin's lymphoma21
- Overweight and obesity21
- Kidney cancer14
- Skin cancer14
- Fallopian tube cancer13
- Neuroendocrine tumor13
- Pancreatic cancer13
- Bladder cancer11
- Depressive disorder11
- Melanoma11
- Type 2 diabetes11
- Asthma10
- Cervical cancer10
- Gastric cancer (stomach cancer)10
- Heart failure10
- Inflammatory bowel disease (IBD)10
- Liver disease10
- Systemic lupus erythematosus (SLE)10
- Cardiovascular disease9
- Ischemic heart disease (IHD)9
- Sarcoma of soft tissue9
- Crohn's disease8
- High blood pressure (hypertension)8
- Stroke8
- Atrial fibrillation (AF)7
- Chronic obstructive pulmonary disease (COPD)7
- Esophageal cancer7
- Interstitial lung disease7
- Liver cancer6
- Multiple sclerosis (MS)6
- Anemia5
- Anxiety disorder5
- Brain cancer5
- Alzheimer's disease4
- Peripheral vascular disease4
- Schizophrenia4
- Ulcerative colitis (UC)4
- Age-related macular degeneration (AMD)3
- Biliary tract cancer3
- Bipolar disorder3
- Cystic fibrosis3
- Dry eye syndrome3
- Gallbladder cancer3
- Glaucoma3
- Hearing loss3
- Hemophilia A3
- Hidradenitis suppurativa (HS)3
- Influenza (flu)3
- Multiple myeloma (MM)3
- Myelodysplastic syndrome (MDS)3
- Neuroblastoma3
- Ocular hypertension3
- Peripheral nerve disease3
- Pulmonary hypertension3
- Rheumatoid arthritis3
- Sjogren's syndrome3
- Smoking dependence3
- Systemic sclerosis3
- Vasculitis3
- Acne2
- Acute coronary syndrome2
- Alcohol dependence2
- Autism spectrum disorder (ASD)2
- Chronic idiopathic urticaria (hives)2
- COVID-192
- Diabetic eye disease2
- Down syndrome2
- Fatty liver disease (MASH/NASH)2
- Germ cell tumor2
- Graves' disease2
- Growth hormone deficiency2
- Hodgkin's lymphoma2
- Idiopathic inflammatory myopathy2
- Intellectual disability2
- Psoriasis2
- Retinal degeneration2
- Rhabdomyosarcoma2
- RSV infection2
- Sickle cell disease2
- Thrombocytopenia2
- Thrombotic microangiopathy2
- Abdominal cancer1
- Atypical endometrial hyperplasia1
- Cardiomyopathy1
- Celiac disease1
- Chronic kidney disease (CKD)1
- Chronic skin ulcer1
- Congenital heart disease1
- Eczema (atopic dermatitis)1
- Essential thrombocythemia (ET)1
- Gestational diabetes1
- Hemolytic uremic syndrome1
- Hemophilia B1
- Hypercholesterolemia1
- Immune thrombocytopenic purpura (ITP)1
- Insomnia1
- Irritable bowel syndrome (IBS)1
- Migraine1
- Myelofibrosis1
- Neuromyelitis optica spectrum disorder (NMOSD)1
- Neuropathic pain1
- Opioid use disorder1
- Osteoarthritis (OA)1
- Osteoporosis1
- Palmoplantar pustulosis1
- Peritoneal cancer1
- Polycythemia vera1
- Post-transplant lymphoproliferative disorder1
- Psychotic disorder1
- Testicular cancer1
- Traumatic brain injury1
- Tricuspid valve regurgitation1
- Type 1 diabetes1
- Ureteral cancer1
- Urethral cancer1
- Vulvar cancer1
138 more studies are for conditions not yet in our catalog.
Whom the studies accept
The share of the area's studies open to each group. A study can accept several.
- Adults 18 to 6492%
- Adults 65 and over84%
- Children and teens (under 18)21%
- Healthy volunteers7%
- Open to all sexes90%
- Women only8%
- Men only3%
42 studies are for children only.
Study phases
Earlier phases test safety in fewer people; later phases compare a treatment with the usual care in many.
- Early phase 11%
- Phase 17%
- Phase 1/25%
- Phase 223%
- Phase 2/33%
- Phase 335%
- Phase 43%
- No phase (device, behavioral and other studies)13%
- Not stated10%
Most active research sites
The sites recruiting for the most studies in the area.
- University of Oklahoma Health Sciences CenterOklahoma City256 studies
- Mercy Hospital Oklahoma CityOklahoma City49 studies
- OU Health Stephenson Cancer CenterOklahoma City38 studies
- Oklahoma Medical Research FoundationOklahoma City12 studies
- University of Oklahoma Health Sciences CenterOklahoma City11 studies
- Hightower ClinicalOklahoma City9 studies
- OU Health Stephenson Cancer CenterOklahoma City9 studies
- Oklahoma Heart HospitalOklahoma City8 studies
- South Oklahoma Heart ResearchOklahoma City8 studies
- Sooner Clinical ResearchOklahoma City7 studies
- Retina Vitreous CenterEdmond5 studies
- Central Sooner ResearchNorman4 studies
- Digestive Disease Specialists Inc.Oklahoma City4 studies
- Lynn Health Science InstituteOklahoma City4 studies
- Lynn Institute of NormanNorman4 studies
Cite these figures
Free to use under CC BY 4.0. Please credit LocalTrial with a link to this page.
Source: LocalTrial, Clinical trials in the Oklahoma City area, https://www.localtrial.com/clinical-trials/oklahoma/oklahoma-city, updated November 12, 2026.
Source: <a href="https://www.localtrial.com/clinical-trials/oklahoma/oklahoma-city">LocalTrial, Clinical trials in the Oklahoma City area</a>, updated November 12, 2026.
About these figures
Counted from ClinicalTrials.gov, the U.S. registry of clinical studies, for studies recruiting in the United States. A study is counted once however many sites it has in the area.
The area is the U.S. Census Bureau's Oklahoma City, OK metropolitan area. Residents: 1,497,821, the Census Bureau's latest estimate. Updated November 12, 2026.
These figures describe studies, not advice. Talk to your doctor before joining one.
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