{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cholinergic+antagonist&page=2", "query": { "intervention": "Cholinergic antagonist", "page": 2 }, "page_size": 10 }, "pagination": { "page": 2, "page_size": 10, "total_count": 10, "total_pages": 1, "next_page_url": null, "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cholinergic+antagonist&page=1&page_size=10" }, "source": "remote", "last_synced_at": "2026-09-27T18:27:35.658Z", "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": "NCT01613820", "title": "Ketamine and Scopolamine Infusions for Treatment-resistant Major Depressive Disorder", "overall_status": "WITHDRAWN", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Major Depressive Disorder" ], "interventions": [ { "name": "Ketamine", "type": "DRUG" }, { "name": "Scopolamine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Massachusetts General Hospital", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "65 Years", "sex": "ALL", "summary": "18 Years to 65 Years" }, "enrollment_count": 0, "start_date": "2015-09", "completion_date": "2017-02", "has_results": false, "last_update_posted_date": "2018-02-19", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 1, "location_summary": "Boston, Massachusetts", "locations": [ { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT01613820" }, { "nct_id": "NCT07829029", "title": "Ancillary Nocturnal Urinary Symptoms Analyses for TRIUMPH", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Nocturia" ], "interventions": [ { "name": "TolterodineTartrate ER", "type": "DRUG" }, { "name": "Mirabegron", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of California, San Francisco", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "60 Years", "maximum_age": null, "sex": "FEMALE", "summary": "60 Years and older · Female only" }, "enrollment_count": 270, "start_date": "2022-10-04", "completion_date": "2027-05-02", "has_results": false, "last_update_posted_date": "2026-09-22", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 1, "location_summary": "San Francisco, California", "locations": [ { "city": "San Francisco", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT07829029" }, { "nct_id": "NCT01355991", "title": "Effects of Anticholinergic or Long-Acting Beta 2 Agonist on FeNO and Pulmonary Function in SCI", "overall_status": "UNKNOWN", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Spinal Cord Injury" ], "interventions": [ { "name": "Tiotropium", "type": "DRUG" }, { "name": "Salmeterol", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "James J. Peters Veterans Affairs Medical Center", "sponsor_class": "FED", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "65 Years", "sex": "ALL", "summary": "18 Years to 65 Years" }, "enrollment_count": 40, "start_date": "2011-08", "completion_date": "2016-08", "has_results": false, "last_update_posted_date": "2015-10-23", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 2, "location_summary": "West Orange, New Jersey • The Bronx, New York", "locations": [ { "city": "West Orange", "state": "New Jersey" }, { "city": "The Bronx", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT01355991" }, { "nct_id": "NCT01709864", "title": "NVA237 Versus Placebo 12-week Efficacy Study", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Chronic Obstructive Pulmonary Disease" ], "interventions": [ { "name": "NVA237", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Novartis Pharmaceuticals", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "40 Years", "maximum_age": null, "sex": "ALL", "summary": "40 Years and older" }, "enrollment_count": 440, "start_date": "2012-11", "completion_date": "2013-10", "has_results": true, "last_update_posted_date": "2015-03-04", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 54, "location_summary": "Homewood, Alabama • Jasper, Alabama • *See Various Dept.'s*, Arizona + 43 more", "locations": [ { "city": "Homewood", "state": "Alabama" }, { "city": "Jasper", "state": "Alabama" }, { "city": "*See Various Dept.'s*", "state": "Arizona" }, { "city": "Tucson", "state": "Arizona" }, { "city": "Fountain Valley", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT01709864" }, { "nct_id": "NCT01786967", "title": "Understanding the Response to Fesoterodine Through Genetic Evaluation in the Elderly (URGE)", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Urge Urinary Incontinence" ], "interventions": [ { "name": "Fesoterodine Fumarate", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of North Carolina, Chapel Hill", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "50 Years", "maximum_age": null, "sex": "FEMALE", "summary": "50 Years and older · Female only" }, "enrollment_count": 61, "start_date": "2012-09", "completion_date": "2017-12-31", "has_results": true, "last_update_posted_date": "2020-03-18", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 1, "location_summary": "Chapel Hill, North Carolina", "locations": [ { "city": "Chapel Hill", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT01786967" }, { "nct_id": "NCT05362292", "title": "TReating Incontinence for Underlying Mental and Physical Health", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Urinary Incontinence, Urge", "Urinary Incontinence", "Overactive Bladder", "Incontinence, Urge", "Incontinence, Urinary", "Incontinence" ], "interventions": [ { "name": "Tolterodine Tartrate ER", "type": "DRUG" }, { "name": "Mirabegron", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of California, San Francisco", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "60 Years", "maximum_age": null, "sex": "FEMALE", "summary": "60 Years and older · Female only" }, "enrollment_count": 270, "start_date": "2022-10-04", "completion_date": "2027-08-02", "has_results": false, "last_update_posted_date": "2026-03-06", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 2, "location_summary": "Palo Alto, California • San Francisco, California", "locations": [ { "city": "Palo Alto", "state": "California" }, { "city": "San Francisco", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT05362292" }, { "nct_id": "NCT00842608", "title": "Pharmacological Management of Delirium", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Delirium", "Cognitive Impairment" ], "interventions": [ { "name": "Reduced exposure to anticholinergics", "type": "BEHAVIORAL" }, { "name": "Reduced exposure to benzodiazepines", "type": "PROCEDURE" }, { "name": "Haloperidol", "type": "DRUG" }, { "name": "Usual care", "type": "PROCEDURE" } ], "intervention_types": [ "BEHAVIORAL", "PROCEDURE", "DRUG" ], "sponsor": "Indiana University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 551, "start_date": "2009-02", "completion_date": "2015-07", "has_results": true, "last_update_posted_date": "2018-08-17", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 3, "location_summary": "Indianapolis, Indiana", "locations": [ { "city": "Indianapolis", "state": "Indiana" }, { "city": "Indianapolis", "state": "Indiana" }, { "city": "Indianapolis", "state": "Indiana" } ], "official_url": "https://clinicaltrials.gov/study/NCT00842608" }, { "nct_id": "NCT04284553", "title": "Optimizing Electronic Health Record Prompts With Behavioral Economics to Improve Prescribing for Older Adults", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Aging", "Benzodiazepine Sedative Adverse Reaction", "Anticholinergic Adverse Reaction", "Adverse Drug Event" ], "interventions": [ { "name": "Order Entry", "type": "OTHER" }, { "name": "Open Encounter", "type": "OTHER" }, { "name": "Follow-up booster Alert", "type": "OTHER" }, { "name": "Cold State outreach", "type": "OTHER" }, { "name": "Simplified", "type": "OTHER" }, { "name": "Sign-off alert", "type": "OTHER" }, { "name": "Pre-commitment", "type": "OTHER" }, { "name": "Different Risks", "type": "OTHER" }, { "name": "Standard Epic Basic Alert", "type": "OTHER" }, { "name": "Enhanced Alert", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Brigham and Women's Hospital", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 216, "start_date": "2020-10-13", "completion_date": "2022-08-31", "has_results": true, "last_update_posted_date": "2024-11-07", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 1, "location_summary": "Braintree, Massachusetts", "locations": [ { "city": "Braintree", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT04284553" }, { "nct_id": "NCT04655170", "title": "Feasibility, Safety and Efficacy of Nebulized Long-Acting Bronchodilators (Formoterol and Revefenacin) vs. Short-Acting Bronchodilators (Albuterol and Ipratropium) in Hospitalized Patients With AECOPD", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "COPD Exacerbation" ], "interventions": [ { "name": "Revefenacin (YUPELRI) & Formoterol (Perforomist)", "type": "DRUG" }, { "name": "Albuterol Inhalation Aerosol (short-acting beta-agonists) & Ipratropium Aerosol (short-acting anticholinergic)", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of Tennessee Graduate School of Medicine", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "40 Years", "maximum_age": null, "sex": "ALL", "summary": "40 Years and older" }, "enrollment_count": 60, "start_date": "2020-12-09", "completion_date": "2023-06-01", "has_results": true, "last_update_posted_date": "2026-08-03", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 1, "location_summary": "Knoxville, Tennessee", "locations": [ { "city": "Knoxville", "state": "Tennessee" } ], "official_url": "https://clinicaltrials.gov/study/NCT04655170" }, { "nct_id": "NCT03219866", "title": "Nebulizer Versus Dry Powdered Inhalers for Chronic Obstructive Pulmonary Disease (COPD)", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "COPD", "COPD Exacerbation" ], "interventions": [ { "name": "Nebulizers", "type": "DEVICE" }, { "name": "Dry Powder Inhaler", "type": "DEVICE" }, { "name": "Brovana", "type": "DRUG" }, { "name": "Pulmicort", "type": "DRUG" }, { "name": "Atrovent", "type": "DRUG" }, { "name": "Advair Diskus", "type": "DRUG" }, { "name": "Spiriva HandiHaler", "type": "DRUG" } ], "intervention_types": [ "DEVICE", "DRUG" ], "sponsor": "Wake Forest University Health Sciences", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "40 Years", "maximum_age": null, "sex": "ALL", "summary": "40 Years and older" }, "enrollment_count": 40, "start_date": "2017-10-03", "completion_date": "2020-04-01", "has_results": true, "last_update_posted_date": "2021-06-22", "last_synced_at": "2026-09-27T18:27:35.658Z", "location_count": 1, "location_summary": "Winston-Salem, North Carolina", "locations": [ { "city": "Winston-Salem", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT03219866" } ] }