Clinical Trials

24 trials
RecentStart dateEnrollment
Observational × Crohn Disease × Gastrointestinal × Clear all
NCT04306939 2026-01-07

GREAT1

University of Pittsburgh

Suspended
120,000 enrolled
Gastrointestinal

Arthritis, Rheumatoid, Celiac Disease, Cholecystitis, Cholelithiasis, Chronic Disease, Crohn Disease, Cystic Fibrosis, Diabetes Mellitus, Fibrosis, Gastritis, Hepatitis, Liver Cirrhosis, Biliary, Multiple Sclerosis, Pancreatic Cyst, Exocrine Pancreatic Insufficiency, Pancreatitis, Inflammatory Bowel Diseases, Irritable Bowel Syndrome, Dyslipidemias, Pancreatitis, Chronic, Renal Insufficiency, Chronic, Chronic Pain, Non-alcoholic Fatty Liver Disease

NCT04031469 2025-07-31

A Non-Interventional Pilot Study to Explore the Role of Gut Flora in Disease

ProgenaBiome

Suspended
1,000 enrolled
GastrointestinalOtherOther solid neoplasmThoracic

Autism Spectrum Disorder, Bipolar and Related Disorders, Post-Lyme Disease Syndrome, Generalized Anxiety Disorder, Acne Vulgaris, Alzheimer Disease, Amyotrophic Lateral Sclerosis, Anxiety Disorders, Arthritis, Rheumatoid, Autistic Disorder, Bipolar Disorder, Celiac Disease, Colitis, Ulcerative, Colonic Neoplasms, Compulsive Personality Disorder, Constipation, Crohn Disease, Depression, Depressive Disorder, Major, Diabetes Mellitus, Eczema, Epidermolysis Bullosa, Gout, Hypercholesterolemia, Lyme Disease, Mesothelioma, Migraine Disorders, Multiple Sclerosis, Myasthenia Gravis, Neoplasms, Obsessive-Compulsive Disorder, Parkinson Disease, Psoriasis, Colorectal Neoplasms, Fatigue Syndrome, Chronic, Multiple Sclerosis, Chronic Progressive, Multiple Sclerosis, Relapsing-Remitting, Lyme Neuroborreliosis, Irritable Bowel Syndrome

NCT06583395 2024-11-01

QUANTUM

VitaMed Research LLC

Enrolling by invitation
3,000 enrolled
BreastCNSDermatologicGastrointestinalGenitourinaryGynecologicHead & NeckLymphoidThoracic

Amyotrophic Lateral Sclerosis, Anxiety Disorders, Arthritis, Rheumatoid, Asthma, Atrial Fibrillation, Brain Neoplasms, Breast Neoplasms, Cerebral Palsy, Cluster Headache, Colitis, Ulcerative, Colonic Neoplasms, Crohn Disease, Deafness, Depression, Diabetes Mellitus, Eczema, Epilepsy, Fibromyalgia, Heart Failure, Hypertension, Hyperthyroidism, Hypothyroidism, Infertility, Leiomyoma, Lung Neoplasms, Lyme Disease, Lymphoma, Macular Degeneration, Migraine Disorders, Multiple Sclerosis, Neoplasms, Osteoarthritis, Osteoporosis, Ovarian Cysts, Ovarian Neoplasms, Parkinson Disease, Phantom Limb, Prostatic Neoplasms, Psoriasis, Skin Neoplasms, Spinal Cord Injuries, Spinal Stenosis, Stress Disorders, Post-Traumatic, Thyroid Neoplasms, Tinnitus, Fatigue Syndrome, Chronic, Tension-Type Headache, Stroke, Pulmonary Disease, Chronic Obstructive, Irritable Bowel Syndrome, Renal Insufficiency, Chronic, Angina, Stable

NCT01931644 2024-04-18

At-Home Research Study for Patients With Autoimmune, Inflammatory, Genetic, Hematological, Infectious, Neurological, CNS, Oncological, Respiratory, Metabolic Conditions

Sanguine Biosciences

Completed
17,667 enrolled
BreastClassical hematologyDermatologicGastrointestinalGenitourinaryGynecologicLymphoidOther hematologic neoplasmPlasma cellThoracic

Generalized Anxiety Disorder, Acquired Immunodeficiency Syndrome, Alopecia Areata, Anemia, Sickle Cell, Asthma, Bipolar Disorder, Breast Neoplasms, Celiac Disease, Uterine Cervical Neoplasms, Colitis, Ulcerative, Colonic Neoplasms, Crohn Disease, Cystic Fibrosis, Depression, Diabetes Mellitus, Down Syndrome, Endometriosis, Epilepsy, Glucosephosphate Dehydrogenase Deficiency, Hepatitis B, Huntington Disease, Sleep Initiation and Maintenance Disorders, Kidney Neoplasms, Polycystic Kidney Diseases, Leukemia, Lung Neoplasms, Lupus Erythematosus, Systemic, Lupus Nephritis, Lymphoma, Melanoma, Multiple Myeloma, Multiple Sclerosis, Muscular Atrophy, Spinal, Myositis, Myotonic Dystrophy, Ovarian Neoplasms, Pancreatic Neoplasms, Parkinson Disease, Prostatic Neoplasms, Psoriasis, Purpura, Thrombotic Thrombocytopenic, Rosacea, Sickle Cell Trait, Sjogren's Syndrome, Skin Neoplasms, Spondylitis, Ankylosing, Telangiectasia, Hereditary Hemorrhagic, Colorectal Neoplasms, Arthritis, Psoriatic, Purpura, Thrombocytopenic, Idiopathic, beta-Thalassemia, Polyradiculoneuropathy, Chronic Inflammatory Demyelinating, Muscular Dystrophy, Duchenne, Muscular Dystrophy, Facioscapulohumeral, Pulmonary Disease, Chronic Obstructive, Scleroderma, Diffuse, Renal Insufficiency, Chronic

NCT05579444 2023-12-15

Systems Biology of Gastrointestinal and Related Diseases

Viome

Terminated
17 enrolled
GastrointestinalOther

Barrett Esophagus, Celiac Disease, Cholelithiasis, Colitis, Ulcerative, Colonic Polyps, Crohn Disease, Duodenal Ulcer, Esophageal Neoplasms, Gastritis, Gastroesophageal Reflux, Gastrointestinal Diseases, Obesity, Stomach Neoplasms, Stomach Ulcer, Irritable Bowel Syndrome, Colitis, Microscopic, Colitis, Lymphocytic, Eosinophilic Esophagitis, Non-alcoholic Fatty Liver Disease

NCT03941184 2020-11-23

Spontaneous Coronary Artery Dissection (SCAD) and Autoimmunity

Mayo Clinic

Completed
114 enrolled
Classical hematologyGastrointestinal

Coronary Artery Dissection, Spontaneous, Addison Disease, Anemia, Pernicious, Arthritis, Rheumatoid, Celiac Disease, Colitis, Ulcerative, Crohn Disease, Dermatomyositis, Diabetes Mellitus, Type 1, Graves Disease, Liver Cirrhosis, Biliary, Lupus Erythematosus, Systemic, Multiple Sclerosis, Myasthenia Gravis, Polymyalgia Rheumatica, Psoriasis, Scleroderma, Systemic, Sjogren's Syndrome, Spondylitis, Ankylosing, Takayasu Arteritis, Uveitis, Vasculitis, Vitiligo, Antiphospholipid Syndrome, Polymyositis, Hepatitis, Autoimmune, Guillain-Barre Syndrome, Hashimoto Disease