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Clinical trials in Washington, DC
1,602 clinical studies are recruiting at sites in and around Washington (within about 30 miles).
Studies for healthy volunteers in Washington — 356 studies
Studies by condition
- Cancer (all types)60 studies
- Non-Small Cell Lung Cancer55 studies
- Breast Cancer44 studies
- Metastatic Cancer44 studies
- Lung Cancer41 studies
- Prostate Cancer39 studies
- Obesity34 studies
- Colorectal Cancer28 studies
- Cardiovascular Disease27 studies
- Bladder Cancer26 studies
- Ovarian Cancer25 studies
- Lymphoma23 studies
- Chronic Lymphocytic Leukemia22 studies
- Acute Myeloid Leukemia22 studies
- Sickle Cell Disease21 studies
- Multiple Myeloma21 studies
- Brain Tumors21 studies
- HIV21 studies
- Pancreatic Cancer20 studies
- Endometrial Cancer20 studies
- Overweight20 studies
- Heart Failure20 studies
- Autoimmune Diseases19 studies
- Blood Cancers19 studies
- Myelodysplastic Syndromes19 studies
- Stroke18 studies
- Non-Hodgkin Lymphoma18 studies
- Melanoma18 studies
- Glioma17 studies
- Stomach Cancer16 studies
- Depression16 studies
- Acute Lymphoblastic Leukemia16 studies
- Glioblastoma14 studies
- Kidney Cancer (Renal Cell Carcinoma)14 studies
- Pain13 studies
- Epilepsy13 studies
- Multiple Sclerosis13 studies
- Head and Neck Squamous Cell Carcinoma13 studies
- Type 2 Diabetes13 studies
- Seizures13 studies
- Immune System and Disorders13 studies
- Diffuse Large B-Cell Lymphoma13 studies
- Small Cell Lung Cancer13 studies
- Triple-Negative Breast Cancer12 studies
- Long COVID12 studies
- Alcohol Use Disorder (AUD)12 studies
- Neuroendocrine Tumors11 studies
- Viral Infections11 studies
- Diffuse Intrinsic Pontine Glioma11 studies
- Colon Cancer11 studies
- Soft Tissue Sarcoma11 studies
- Lupus11 studies
- Neuroblastoma11 studies
- Major Depressive Disorder11 studies
- Metabolic Disorders11 studies
- Genetic Disorders11 studies
- Head and Neck Cancer11 studies
- Follicular Lymphoma11 studies
- Anxiety10 studies
- Ulcerative Colitis10 studies
- Crohn's Disease10 studies
- Urothelial (Transitional Cell) Carcinoma10 studies
- Parkinson's Disease10 studies
- Atopic Dermatitis (Eczema)10 studies
- Kaposi Sarcoma9 studies
- Mesothelioma9 studies
- Diabetes9 studies
- Cervical Cancer9 studies
- Lung Diseases9 studies
- Liver Cancer (Hepatocellular Carcinoma)9 studies
- Burkitt Lymphoma9 studies
- Kidney Cancer9 studies
- Pheochromocytoma9 studies
- Esophageal Cancer9 studies
- Asthma9 studies
- Rare Diseases8 studies
- Traumatic Brain Injury8 studies
- Leukemia8 studies
- Medulloblastoma8 studies
- Cardiomyopathy8 studies
- Heart Diseases8 studies
- Muscular Dystrophy8 studies
- Liver Diseases8 studies
- Flu8 studies
- Migraine8 studies
- Mild Cognitive Impairment8 studies
- High Blood Pressure8 studies
- Aplastic Anemia8 studies
- Thyroid Cancer8 studies
- Atrial Fibrillation7 studies
- Dermatomyositis7 studies
- Attention Deficit Hyperactivity Disorder7 studies
- Inflammatory Bowel Disease7 studies
- Movement Disorders7 studies
- Atherosclerosis7 studies
- Idiopathic Thrombocytopenic Purpura7 studies
- Wilms Tumor7 studies
- Neurologic Diseases7 studies
- COVID-19 and Coronavirus Infections7 studies
- ALS and Motor Neuron Disease7 studies
- Cholesterol7 studies
- Plexiform Neurofibroma7 studies
- Pulmonary Hypertension7 studies
- Vascular Diseases7 studies
- B-Cell Lymphoma7 studies
- Chronic Kidney Disease7 studies
- Steatotic Liver Disease7 studies
- Interstitial Lung Diseases6 studies
- Digestive Diseases6 studies
- Macular Degeneration6 studies
- Sexually Transmitted Infections6 studies
- Myasthenia Gravis6 studies
- Arthritis6 studies
- Esophageal Adenocarcinoma6 studies
- Neurofibrosarcoma6 studies
- Juvenile Arthritis6 studies
- Liver Cancer6 studies
- Ewing Sarcoma6 studies
- Sjögren's Disease6 studies
- Osteosarcoma6 studies
- Mood Disorders6 studies
- Respiratory Distress Syndrome6 studies
- Urogenital Cancer6 studies
- Epstein-Barr Virus Infections6 studies
- Chronic Granulomatous Disease6 studies
- Biliary Tract Cancer6 studies
- Paraganglioma6 studies
- Skin Cancer6 studies
- Bile Duct Cancer (Cholangiocarcinoma)6 studies
- Bronchiolitis Obliterans Syndrome6 studies
- Amyotrophic Lateral Sclerosis6 studies
- Alzheimer's Disease6 studies
- Brain Diseases6 studies
- Endocrine Diseases5 studies
- Graft-Versus-Host Disease5 studies
- Obstructive Sleep Apnea5 studies
- Marginal Zone Lymphoma5 studies
- B-Cell Leukemia5 studies
- Geographic Atrophy5 studies
- Rhabdoid Tumor5 studies
- Ependymoma5 studies
- Lyme Disease5 studies
- Overactive Bladder5 studies
- Post-Traumatic Stress Disorder5 studies
- Astrocytoma5 studies
- Autism Spectrum Disorder5 studies
- Cystic Fibrosis5 studies
- Pneumonia5 studies
- Respiratory Tract Infections5 studies
- Oropharyngeal Cancer5 studies
- Cerebral Palsy5 studies
- Aortic Valve Stenosis5 studies
- Coronary Artery Disease5 studies
- Acute Lung Injury5 studies
- Blood Clots5 studies
- Gastrointestinal Cancers5 studies
- Precursor T-Cell Lymphoblastic Leukemia-Lymphoma5 studies
- Blood Disorders5 studies
- Brain and Spinal Cord Tumors5 studies
- Duchenne Muscular Dystrophy5 studies
- Rhabdomyosarcoma5 studies
- Amyloidosis5 studies
- Suicide5 studies
- Hearing Loss5 studies
- Opportunistic Infections5 studies
- Abdominal Aortic Aneurysm5 studies
- Mantle Cell Lymphoma5 studies
- Eosinophilic Esophagitis5 studies
- Cytopenia5 studies
- Chronic Inflammatory Demyelinating Polyradiculoneuropathy5 studies
- Hereditary Sensory and Autonomic Neuropathies5 studies
- Opioid Overdose5 studies
- Chronic Pain5 studies
- Gastrointestinal Stromal Tumors4 studies
- Waldenstrom Macroglobulinemia4 studies
- Weight Control4 studies
- Intellectual Disability4 studies
- Pituitary Dwarfism4 studies
- Arrhythmia4 studies
- Neuroendocrine Carcinoma4 studies
- Hodgkin Lymphoma4 studies
- Food Allergy4 studies
- Skin Conditions4 studies
- Urge Urinary Incontinence4 studies
- Allergy4 studies
- Scleroderma4 studies
- Mental Disorders4 studies
- Partial Epilepsies4 studies
- Eye Care4 studies
- Hereditary Angioedemas4 studies
- Hairy Cell Leukemia4 studies
- Acute Biphenotypic Leukemia4 studies
- Non-Muscle Invasive Bladder Cancer4 studies
- Myelofibrosis4 studies
- Huntington's Disease4 studies
- Coronary Disease4 studies
- Tuberous Sclerosis4 studies
- Thymoma4 studies
- Tick Bites4 studies
- Concussion4 studies
- Mastocytosis4 studies
- Birth Defects4 studies
- Alcohol4 studies
- Islet Cell Adenoma4 studies
- Eczema4 studies
- Peripheral Arterial Disease4 studies
- Myeloproliferative Neoplasms4 studies
- Acute Kidney Injury4 studies
- Insulin Resistance4 studies
- Laryngeal Cancer4 studies
- Spinal Cord Injuries4 studies
- Bleeding4 studies
- Adenoviridae Infections4 studies
- Cushing Syndrome4 studies
- Squamous Cell Carcinoma4 studies
- Chronic Myeloid Leukemia4 studies
- Malaria4 studies
- Bile Duct Cancer4 studies
- Nasopharyngeal Carcinoma4 studies
- Pulmonary Arterial Hypertension4 studies
- Type 1 Diabetes3 studies
- Primitive Neuroectodermal Tumors3 studies
- Uterine Fibroids3 studies
- Pituitary ACTH Hypersecretion3 studies
- Retinal Disorders3 studies
- Retinal Degeneration3 studies
- Retinitis Pigmentosa3 studies
- Precancerous Conditions3 studies
- Congenital Heart Defects3 studies
- Inborn Errors Metabolism3 studies
- Von Hippel-Lindau Syndrome3 studies
- Spinal Cord Cancer3 studies
- Psoriatic Arthritis3 studies
- Peripheral Nerve Disorders3 studies
- Learning Disabilities3 studies
- Turner Syndrome3 studies
- Lupus Nephritis3 studies
- Pituitary Tumors3 studies
- Muscle Disorders3 studies
- Thoracic Cancer3 studies
- Dyslipidemias3 studies
- Noonan Syndrome3 studies
- Agammaglobulinemia3 studies
- Lymphatic Abnormalities3 studies
- Bipolar Disorder3 studies
- Myositis3 studies
- Polymyositis3 studies
- Mitochondrial Diseases3 studies
- Penile Cancer3 studies
- Hypoglycemia3 studies
- Burns3 studies
- Merkel Cell Carcinoma3 studies
- Angina3 studies
- Lymphangioleiomyomatosis3 studies
- Tumors and Pregnancy3 studies
- Primary Ovarian Insufficiency3 studies
- Transthyretin-Related Hereditary Amyloidosis3 studies
- Treatment-Resistant Depressive Disorder3 studies
- Hearing Disorders and Deafness3 studies
- Aortic Dissection3 studies
- Common Variable Immunodeficiency3 studies
- Inborn Urea Cycle Disorders3 studies
- Ornithine Carbamoyltransferase Deficiency Disease3 studies
- Nephrotic Syndrome3 studies
- Proteinuria3 studies
- Membranous Glomerulonephritis3 studies
- Kidney Diseases3 studies
- Desmoid Tumors3 studies
- Rectal Cancer3 studies
- Deep Vein Thrombosis3 studies
- Castration-Resistant Prostatic Cancer3 studies
- Neurogenic Urinary Bladder3 studies
- Mucopolysaccharidosis IV3 studies
- Dwarfism3 studies
- Bone Diseases3 studies
- with Excess of Blasts Refractory Anemia3 studies
- Sleep Apnea3 studies
- Frontotemporal Dementia3 studies
- Dementia3 studies
- Hyperacusis3 studies
- Photophobia3 studies
- Nausea and Vomiting3 studies
- Graves Disease3 studies
- Hyperthyroidism3 studies
- T-Cell Lymphoma3 studies
- Fever3 studies
- Anemia3 studies
- Stomatitis3 studies
- Nasopharyngeal Cancer3 studies
- Interstitial Cystitis3 studies
- Ischemic Stroke3 studies
- Adrenocortical Carcinoma3 studies
- Juvenile Myelomonocytic Leukemia3 studies
- Vaso-Occlusive Crises3 studies
- Generalized Anxiety Disorder3 studies
- Fungal Infections3 studies
- Parathyroid Cancer3 studies
- Anal Cancer3 studies
- Paroxysmal Hemoglobinuria3 studies
- Eosinophilic Disorders3 studies
- Primary Effusion Lymphoma3 studies
- Essential Tremor3 studies
- Insomnia3 studies
- Hypopharyngeal Cancer3 studies
- Spina Bifida3 studies
- Ovarian Epithelial Carcinoma3 studies
- Olfactory Esthesioneuroblastoma3 studies
- Sickle Cell Trait3 studies
- Drug Use and Addiction3 studies
From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.