Clinical trials near you
Clinical trials in the Orlando area
892 studies are recruiting volunteers at 524 research sites in the Orlando-Kissimmee-Sanford, FL area.
Sites in Orlando, Kissimmee, Winter Park, Maitland, Altamonte Springs, Clermont and 14 more towns.
#33 in the US for recruiting studies#3 in Florida#64 in the US per resident
- Studies recruiting
- 892
- Research sites
- 524
- Conditions studied
- 151
- Studies per 100,000 residents
- 30.3
Conditions being studied
The conditions with the most studies recruiting in the area. A study can be for more than one condition.
- Lung cancer65 studies
- Breast cancer41 studies
- Inflammatory bowel disease (IBD)38 studies
- Overweight and obesity38 studies
- Head and neck cancer33 studies
- Alzheimer's disease32 studies
- Type 2 diabetes28 studies
- Uterine cancer28 studies
- Ovarian cancer27 studies
- Colorectal cancer (bowel cancer)26 studies
- Liver disease26 studies
- Chronic kidney disease (CKD)21 studies
- Crohn's disease21 studies
- Depressive disorder21 studies
- Endometrial cancer21 studies
All 151 conditions
- Lung cancer65
- Breast cancer41
- Inflammatory bowel disease (IBD)38
- Overweight and obesity38
- Head and neck cancer33
- Alzheimer's disease32
- Type 2 diabetes28
- Uterine cancer28
- Ovarian cancer27
- Colorectal cancer (bowel cancer)26
- Liver disease26
- Chronic kidney disease (CKD)21
- Crohn's disease21
- Depressive disorder21
- Endometrial cancer21
- Ulcerative colitis (UC)21
- Neuroendocrine tumor20
- Prostate cancer20
- Skin cancer18
- Heart failure17
- Melanoma17
- Chronic obstructive pulmonary disease (COPD)15
- Fatty liver disease (MASH/NASH)15
- Leukemia15
- Pancreatic cancer15
- Esophageal cancer14
- Non-Hodgkin's lymphoma14
- Cardiovascular disease13
- Cervical cancer13
- Peripheral nerve disease13
- Gastric cancer (stomach cancer)12
- Age-related macular degeneration (AMD)11
- Bladder cancer11
- Interstitial lung disease11
- Kidney cancer11
- Atrial fibrillation (AF)10
- High blood pressure (hypertension)10
- Parkinson's disease (PD)10
- Retinal degeneration10
- Human immunodeficiency virus infection (HIV)9
- Narcolepsy9
- Biliary tract cancer8
- Brain cancer8
- Osteoarthritis (OA)8
- Sarcoma of soft tissue8
- Asthma7
- Cystic fibrosis7
- Ischemic heart disease (IHD)7
- Low back pain7
- Migraine7
- Multiple sclerosis (MS)7
- Neuroblastoma7
- Rheumatoid arthritis7
- Type 1 diabetes7
- Anemia6
- Autism spectrum disorder (ASD)6
- Epilepsy6
- Fallopian tube cancer6
- Intellectual disability6
- Schizophrenia6
- Systemic lupus erythematosus (SLE)6
- Anxiety disorder5
- Attention-deficit hyperactivity disorder (ADHD)5
- Down syndrome5
- Graft-versus-host disease5
- Liver cancer5
- Pulmonary hypertension5
- Stroke5
- Diabetic eye disease4
- Graves' disease4
- Motor neuron disease (MND)4
- Peripheral vascular disease4
- Psoriasis4
- Abdominal cancer3
- Bile duct cancer3
- Bipolar disorder3
- Congenital heart disease3
- Dry eye syndrome3
- Growth hormone deficiency3
- Hodgkin's lymphoma3
- Huntington's disease (HD)3
- Hypercholesterolemia3
- Irritable bowel syndrome (IBS)3
- Macular edema3
- Myelodysplastic syndrome (MDS)3
- Neuropathic pain3
- Peritoneal cancer3
- Post-traumatic stress disorder (PTSD)3
- Psoriatic arthritis (PsA)3
- Psychotic disorder3
- Rhabdomyosarcoma3
- Sjogren's syndrome3
- Spinal muscular atrophy (SMA)3
- Acute coronary syndrome2
- Cerebral palsy2
- COVID-192
- Fibromyalgia2
- Gallbladder cancer2
- Gastrointestinal stromal tumor2
- Gout2
- Hereditary angioedema2
- Hidradenitis suppurativa (HS)2
- Idiopathic inflammatory myopathy2
- Influenza (flu)2
- Insomnia2
- Multiple myeloma (MM)2
- Myelofibrosis2
- Acne1
- Alcohol dependence1
- Alopecia1
- Alopecia areata1
- Amyotrophic lateral sclerosis (ALS)1
- Anal cancer1
- Ankylosing spondylitis1
- Atypical endometrial hyperplasia1
- Axial spondyloarthritis1
- Celiac disease1
- Chronic idiopathic urticaria (hives)1
- Eating disorder1
- Eczema (atopic dermatitis)1
- Endometriosis1
- Familial multiple polyposis syndrome1
- Frontotemporal dementia (FTD)1
- Germ cell tumor1
- Hearing loss1
- Hemophilia A1
- Hemophilia B1
- Hypertriglyceridemia1
- Immune thrombocytopenic purpura (ITP)1
- Juvenile idiopathic arthritis (JIA)1
- Overactive bladder (OAB)1
- Paroxysmal nocturnal hemoglobinuria (PNH)1
- Pericarditis1
- Post-transplant lymphoproliferative disorder1
- Rett's disorder1
- Rhabdoid tumor1
- Scoliosis1
- Short-sightedness (myopia)1
- Sickle cell disease1
- Sleep apnea1
- Smoking dependence1
- Spasmodic torticollis1
- Systemic sclerosis1
- Thrombocytopenia1
- Thrombotic microangiopathy1
- Thyroid eye disease1
- Ureteral cancer1
- Urethral cancer1
- Vasculitis1
- Vulvar cancer1
- Wilson's disease1
195 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 6494%
- Adults 65 and over86%
- Children and teens (under 18)18%
- Healthy volunteers8%
- Open to all sexes94%
- Women only4%
- Men only2%
52 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 10%
- Phase 110%
- Phase 1/27%
- Phase 220%
- Phase 2/33%
- Phase 336%
- Phase 41%
- No phase (device, behavioral and other studies)10%
- Not stated12%
Most active research sites
The sites recruiting for the most studies in the area.
- Orlando HealthOrlando126 studies
- AdventHealth OrlandoOrlando83 studies
- AdventHealthOrlando82 studies
- Nemours Children's HospitalOrlando46 studies
- K2 Medical ResearchMaitland39 studies
- Arnold Palmer Hospital for ChildrenOrlando37 studies
- Conquest ResearchWinter Park29 studies
- Sarah Cannon Research Institute at Florida Cancer SpecialistsOrlando29 studies
- Charter Research LLC - OrlandoOrlando20 studies
- K2 Medical Research The Villages LLCLady Lake19 studies
- Clermont Oncology CenterClermont17 studies
- University of Central FloridaOrlando17 studies
- Orlando Clinical Research CenterOrlando16 studies
- AdventHealth CelebrationKissimmee15 studies
- Clinical Site Partners, LLC dba Flourish ResearchWinter Park15 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 Orlando area, https://www.localtrial.com/clinical-trials/florida/orlando, updated November 12, 2026.
Source: <a href="https://www.localtrial.com/clinical-trials/florida/orlando">LocalTrial, Clinical trials in the Orlando 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 Orlando-Kissimmee-Sanford, FL metropolitan area. Residents: 2,940,513, 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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