{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Non-Constipation+Irritable+Bowel+Syndrome", "query": { "condition": "Non-Constipation Irritable Bowel Syndrome" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 8, "total_pages": 1, "next_page_url": null, "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-07-23T11:06:16.905Z", "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.", "notes": [ "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.", "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.", "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees." ], "trials": [ { "nct_id": "NCT04306939", "title": "Genomic Resources for Enhancing Available Therapies (GREAT1.0) Study", "overall_status": "SUSPENDED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Chronic Pancreatitis", "Inflammatory Bowel Diseases", "Hepatitis", "NASH - Nonalcoholic Steatohepatitis", "Acute Pancreatitis", "Rheumatoid Arthritis", "Diabetes Mellitus", "Dyslipidemias", "Multiple Sclerosis", "Irritable Bowel Syndrome", "Chronic Pain", "Chronic Disease", "Chronic Kidney Diseases", "Crohn Disease", "Celiac Disease", "Biliary Cirrhosis", "Bile Acid Synthesis Defect", "Gastritis", "Cholecystitis", "Cholelithiases", "IPMN", "Cyst Pancreas", "Cystic Fibrosis", "Pancreatic Exocrine Insufficiency", "Diarrhea Chronic", "Constipation - Functional", "Constipation Chronic Idiopathic" ], "interventions": [ { "name": "venipuncture", "type": "OTHER" }, { "name": "Questionnaires", "type": "BEHAVIORAL" }, { "name": "Additional Sample Collections", "type": "OTHER" } ], "intervention_types": [ "OTHER", "BEHAVIORAL" ], "sponsor": "University of Pittsburgh", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "12 Years", "maximum_age": null, "sex": "ALL", "summary": "12 Years and older" }, "enrollment_count": 120000, "start_date": "2014-11-01", "completion_date": "2026-12", "has_results": false, "last_update_posted_date": "2026-01-07", "last_synced_at": "2026-07-23T11:06:16.905Z", "location_count": 1, "location_summary": "Pittsburgh, Pennsylvania", "locations": [ { "city": "Pittsburgh", "state": "Pennsylvania" } ], "official_url": "https://clinicaltrials.gov/study/NCT04306939" }, { "nct_id": "NCT00583128", "title": "Safety and Efficacy of AST-120 in Patients With Non-Constipating Irritable Bowel Syndrome", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Irritable Bowel Syndrome" ], "interventions": [ { "name": "AST-120", "type": "DRUG" }, { "name": "Celphere® CP-305", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Ocera Therapeutics", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "80 Years", "sex": "ALL", "summary": "18 Years to 80 Years" }, "enrollment_count": 117, "start_date": "2007-08", "completion_date": "2010-06", "has_results": false, "last_update_posted_date": "2014-06-18", "last_synced_at": "2026-07-23T11:06:16.905Z", "location_count": 13, "location_summary": "Huntsville, Alabama • Sacramento, California • San Diego, California + 10 more", "locations": [ { "city": "Huntsville", "state": "Alabama" }, { "city": "Sacramento", "state": "California" }, { "city": "San Diego", "state": "California" }, { "city": "Boynton Beach", "state": "Florida" }, { "city": "Annapolis", "state": "Maryland" } ], "official_url": "https://clinicaltrials.gov/study/NCT00583128" }, { "nct_id": "NCT04031469", "title": "A Non-Interventional Pilot Study to Explore the Role of Gut Flora in Disease", "overall_status": "SUSPENDED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Gut Microbiome", "Gastrointestinal Microbiome", "Autism", "Autism Spectrum Disorder", "Autism Spectrum Disorder High-Functioning", "Alzheimer Disease", "Alzheimer Dementia (AD)", "Alzheimer Dementia", "Alzheimer Disease (AD)", "Crohn", "Crohn Colitis", "Crohn Disease (CD)", "Crohn Disease Colon", "Myalgic Encephalomyelitis", "ME/CFS", "Myalgic Encephalomyelitis (ME)", "Myalgic Encephalomyelitis/Chronic Fatigue Syndrome", "Psoriasis", "Psoriasis Annularis", "Psoriasis Chronic", "Chronic Urinary Tract Infection", "Ulcerative Colitis (Disorder)", "Ulcerative Colitis (UC)", "Ulcerative Colitis Acute", "Ulcerative Colitis Chronic", "Multiple Sclerosis", "Multiple Sclerosis (MS) - Relapsing-remitting", "Multiple Sclerosis (MS) Primary Progressive", "Constipation Chronic Idiopathic", "Constipation", "Celiac", "Celiac Disease", "Celiac Sprue", "Lyme Arthritis", "Lyme Borreliosis, Nervous System", "Lyme Disease, Chronic", "Cholesterol", "Cholesterol Level, High", "Cancer", "Colon Cancer", "Amyotrophic Lateral Sclerosis (ALS)", "Amyotrophic Lateral Sclerosis", "Rheumatoid Arthritis (RA)", "Rheumatoid Arthritis - Rheumatism", "Chronic Fatigue Syndrome (CFS)", "PARKINSON DISEASE (Disorder)", "Parkinson Disease", "Parkinson Disease (PD)", "Depression", "Major Depressive Disorder (MDD)", "Depression Disorder", "Depression in Adults", "Anxiety", "Anxiety Disorder Generalized", "Obsessive Compulsive Disorder (OCD)", "Obsessive Compulsive Disorder OCD", "Obsessive - Compulsive Disorder", "Bipolar", "Bipolar 1 Disorder", "Bipolar Disorder (BD)", "Bipolar Disorder I and II", "Bipolar and Related Disorders", "Migraine", "Migraine Disorder", "Diabetes (DM)", "Diabetes", "Lupus", "Lupus Erythematosus", "Epidermolysis Bullosa (EB)", "Mesothelioma", "Mesothelioma Malignant", "IBS (Irritable Bowel Syndrome)", "Irritable Bowel", "IBS - Irritable Bowel Syndrome", "Irritable Bowel Syndrome (IBS)", "Eczema", "Eczema Atopic Dermatitis", "Acne", "Myasthaenia Gravis", "Gout" ], "interventions": [ { "name": "There is no intervention in this study", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "ProgenaBiome", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "12 Years", "maximum_age": null, "sex": "ALL", "summary": "12 Years and older" }, "enrollment_count": 1000, "start_date": "2019-07-11", "completion_date": "2030-12-10", "has_results": false, "last_update_posted_date": "2025-07-31", "last_synced_at": "2026-07-23T11:06:16.905Z", "location_count": 1, "location_summary": "Ventura, California", "locations": [ { "city": "Ventura", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT04031469" }, { "nct_id": "NCT00724126", "title": "Rifaximin 3 Times/Day (TID) for Non-Constipation Irritable Bowel Syndrome (IBS)", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Non-Constipation Irritable Bowel Syndrome" ], "interventions": [ { "name": "Rifaximin", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Bausch Health Americas, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 637, "start_date": "2008-07", "completion_date": "2009-09", "has_results": true, "last_update_posted_date": "2019-11-29", "last_synced_at": "2026-07-23T11:06:16.905Z", "location_count": 88, "location_summary": "Anniston, Alabama • Birmingham, Alabama • Huntsville, Alabama + 83 more", "locations": [ { "city": "Anniston", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Huntsville", "state": "Alabama" }, { "city": "Tempe", "state": "Arizona" }, { "city": "Anaheim", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00724126" }, { "nct_id": "NCT00731679", "title": "Rifaximin 3 Times/Day (TID) for Non-Constipation Irritable Bowel Syndrome (IBS)", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Non-Constipation Irritable Bowel Syndrome" ], "interventions": [ { "name": "Rifaximin", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Bausch Health Americas, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 623, "start_date": "2008-07", "completion_date": "2009-09", "has_results": true, "last_update_posted_date": "2019-11-29", "last_synced_at": "2026-07-23T11:06:16.905Z", "location_count": 86, "location_summary": "Hueytown, Alabama • Phoenix, Arizona • Sierra Vista, Arizona + 78 more", "locations": [ { "city": "Hueytown", "state": "Alabama" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Sierra Vista", "state": "Arizona" }, { "city": "Tucson", "state": "Arizona" }, { "city": "Little Rock", "state": "Arkansas" } ], "official_url": "https://clinicaltrials.gov/study/NCT00731679" }, { "nct_id": "NCT05321953", "title": "The Impact of Aerobic Interval and Inspiratory Muscle Training On Patient Reported Outcome Scores In Individuals With Chronic Constipation", "overall_status": "WITHDRAWN", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Constipation", "Constipation by Outlet Obstruction", "Constipation-predominant Irritable Bowel Syndrome", "Constipation - Functional" ], "interventions": [ { "name": "Standard Physical Therapy Care", "type": "OTHER" }, { "name": "Aerobic and Inspiratory Muscle Training", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "University of Miami", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 0, "start_date": "2022-05-26", "completion_date": "2023-05-10", "has_results": false, "last_update_posted_date": "2023-05-12", "last_synced_at": "2026-07-23T11:06:16.905Z", "location_count": 1, "location_summary": "Coral Gables, Florida", "locations": [ { "city": "Coral Gables", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT05321953" }, { "nct_id": "NCT04214470", "title": "A Non-Interventional Pilot Study to Explore the Role of Gut Flora in IBS", "overall_status": "WITHDRAWN", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Irritable Bowel", "Irritable Bowel Syndrome", "Irritable Bowel Syndrome With Diarrhea", "Irritable Bowel Syndrome Mixed", "Irritable Bowel Syndrome With Constipation", "Irritable Bowel Syndrome Without Diarrhea", "Irritable Bowel Syndrome Aggravated", "Irritable Bowel Syndrome Characterized by Constipation", "Irritable Bowel Syndrome Characterised by Alternating Bowel Habit" ], "interventions": [ { "name": "No intervention", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "ProgenaBiome", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 0, "start_date": "2020-03-02", "completion_date": "2030-07", "has_results": false, "last_update_posted_date": "2025-06-05", "last_synced_at": "2026-07-23T11:06:16.905Z", "location_count": 1, "location_summary": "Ventura, California", "locations": [ { "city": "Ventura", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT04214470" }, { "nct_id": "NCT00813098", "title": "Study of LX1031 in Subjects With Non-Constipating Irritable Bowel Syndrome", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Irritable Bowel Syndrome" ], "interventions": [ { "name": "LX1031 High Dose", "type": "DRUG" }, { "name": "LX1031 Low Dose", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Lexicon Pharmaceuticals", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "70 Years", "sex": "ALL", "summary": "18 Years to 70 Years" }, "enrollment_count": 155, "start_date": "2008-12", "completion_date": "2010-08", "has_results": true, "last_update_posted_date": "2010-12-02", "last_synced_at": "2026-07-23T11:06:16.905Z", "location_count": 36, "location_summary": "Tucson, Arizona • Sherwood, Arkansas • Anaheim, California + 29 more", "locations": [ { "city": "Tucson", "state": "Arizona" }, { "city": "Sherwood", "state": "Arkansas" }, { "city": "Anaheim", "state": "California" }, { "city": "Fountain Valley", "state": "California" }, { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00813098" } ] }