{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Lower+Respiratory+Tract+Infections", "query": { "condition": "Lower Respiratory Tract Infections" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 68, "total_pages": 7, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Lower+Respiratory+Tract+Infections&page=2&page_size=10", "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-05-22T06:48:07.960Z", "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": "NCT00228254", "title": "Vitamin A and Zinc: Prevention of Pneumonia (VAZPOP) Study", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Pneumonia", "Diarrhea", "Acute Upper Respiratory Tract Infections" ], "interventions": [ { "name": "Zinc (12.5 mg/day)", "type": "DRUG" }, { "name": "vitamin A 10,000 IU per week", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Tufts University", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "6 Months", "maximum_age": "36 Months", "sex": "ALL", "summary": "6 Months to 36 Months" }, "enrollment_count": 2582, "start_date": "2000-01", "completion_date": "2004-06", "has_results": false, "last_update_posted_date": "2005-09-28", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 1, "location_summary": "Boston, Massachusetts", "locations": [ { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT00228254" }, { "nct_id": "NCT06544928", "title": "Study on Home Obstructive Respiratory Exacerbations", "overall_status": "ENROLLING_BY_INVITATION", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "COPD Exacerbation", "COPD (Chronic Obstructive Pulmonary Disease) With Acute Lower Respiratory Infection", "COPD Exacerbation Acute", "COPD" ], "interventions": [ { "name": "RESP™ Biosensor", "type": "DEVICE" } ], "intervention_types": [ "DEVICE" ], "sponsor": "Strados Labs, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "40 Years", "maximum_age": "80 Years", "sex": "ALL", "summary": "40 Years to 80 Years" }, "enrollment_count": 20, "start_date": "2025-12-05", "completion_date": "2027-03-31", "has_results": false, "last_update_posted_date": "2026-01-20", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 1, "location_summary": "Philadelphia, Pennsylvania", "locations": [ { "city": "Philadelphia", "state": "Pennsylvania" } ], "official_url": "https://clinicaltrials.gov/study/NCT06544928" }, { "nct_id": "NCT05164744", "title": "Cardiac Magnetic Resonance Tissue Characterization in COVID-19 Survivors", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "COVID-19 Pneumonia", "COVID-19", "COVID-19 Respiratory Infection", "COVID-19 Acute Respiratory Distress Syndrome", "COVID-19 Lower Respiratory Infection", "COVID-19 Acute Bronchitis", "Coronavirus Disease 2019" ], "interventions": [ { "name": "Cardiac MRI", "type": "DIAGNOSTIC_TEST" }, { "name": "Echocardiogram", "type": "DIAGNOSTIC_TEST" }, { "name": "6-minute walk test", "type": "DIAGNOSTIC_TEST" }, { "name": "Questionnaire", "type": "DIAGNOSTIC_TEST" } ], "intervention_types": [ "DIAGNOSTIC_TEST" ], "sponsor": "Weill Medical College of Cornell University", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 510, "start_date": "2021-07-01", "completion_date": "2026-07-30", "has_results": false, "last_update_posted_date": "2026-01-22", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 3, "location_summary": "Brooklyn, New York • New York, New York", "locations": [ { "city": "Brooklyn", "state": "New York" }, { "city": "New York", "state": "New York" }, { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT05164744" }, { "nct_id": "NCT07214571", "title": "A Study of S-337395 in Symptomatic Nonhospitalized Adults With Respiratory Syncytial Virus (RSV) Who Are at High Risk of Progression to Severe Disease", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Respiratory Syncytial Virus Infections" ], "interventions": [ { "name": "S-337395", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Shionogi", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 192, "start_date": "2025-12-11", "completion_date": "2026-12-30", "has_results": false, "last_update_posted_date": "2026-05-20", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 33, "location_summary": "Los Angeles, California • Toluca Lake, California • Coral Gables, Florida + 19 more", "locations": [ { "city": "Los Angeles", "state": "California" }, { "city": "Toluca Lake", "state": "California" }, { "city": "Coral Gables", "state": "Florida" }, { "city": "Cutler Bay", "state": "Florida" }, { "city": "Hialeah", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT07214571" }, { "nct_id": "NCT03041207", "title": "Decreasing Antibiotic Use in Infants With Suspected Ventilator-associated Infection", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Ventilator Associated Pneumonia", "Nosocomial Infections in Children", "Microbial Colonization" ], "interventions": [ { "name": "Development and implementation of an antibiotic guideline", "type": "BEHAVIORAL" } ], "intervention_types": [ "BEHAVIORAL" ], "sponsor": "Virginia Commonwealth University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": "3 Years", "sex": "ALL", "summary": "Up to 3 Years" }, "enrollment_count": 555, "start_date": "2017-03-20", "completion_date": "2019-04-30", "has_results": false, "last_update_posted_date": "2019-07-17", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 22, "location_summary": "Tucson, Arizona • Little Rock, Arkansas • Los Angeles, California + 19 more", "locations": [ { "city": "Tucson", "state": "Arizona" }, { "city": "Little Rock", "state": "Arkansas" }, { "city": "Los Angeles", "state": "California" }, { "city": "Orange", "state": "California" }, { "city": "Hartford", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT03041207" }, { "nct_id": "NCT01431326", "title": "Pharmacokinetics of Understudied Drugs Administered to Children Per Standard of Care", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Adenovirus", "Anesthesia", "Anxiety", "Anxiolysis", "Autism", "Autistic Disorder", "Bacterial Meningitis", "Bacterial Septicemia", "Benzodiazepine", "Bipolar Disorder", "Bone and Joint Infections", "Central Nervous System Infections", "Convulsions", "Cytomegalovirus Retinitis", "Early-onset Schizophrenia Spectrum Disorders", "Epilepsy", "General Anesthesia", "Gynecologic Infections", "Herpes Simplex Virus", "Infantile Hemangioma", "Infection", "Inflammation", "Inflammatory Conditions", "Intra-abdominal Infections", "Lower Respiratory Tract Infections", "Migraines", "Pain", "Pneumonia", "Schizophrenia", "Sedation", "Seizures", "Skeletal Muscle Spasms", "Skin and Skin-structure Infections", "Treatment-resistant Schizophrenia", "Urinary Tract Infections", "Withdrawal", "Sepsis", "Gram-negative Infection", "Bradycardia", "Cardiac Arrest", "Cardiac Arrhythmia", "Staphylococcal Infections", "Nosocomial Pneumonia", "Neuromuscular Blockade", "Methicillin Resistant Staphylococcus Aureus", "Endocarditis", "Neutropenia", "Headache", "Fibrinolytic Bleeding", "Pulmonary Arterial Hypertension", "CMV Retinitis", "Hypertension", "Chronic Kidney Diseases", "Hyperaldosteronism", "Hypokalemia", "Heart Failure", "Hemophilia", "Heavy Menstrual Bleeding", "Insomnia" ], "interventions": [ { "name": "The POPS study is collecting PK data on children prescribed the following drugs of interest per standard of care:", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Daniel Benjamin", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": "21 Years", "sex": "ALL", "summary": "Up to 21 Years" }, "enrollment_count": 3520, "start_date": "2011-11", "completion_date": "2019-11", "has_results": false, "last_update_posted_date": "2023-09-06", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 43, "location_summary": "Anchorage, Alaska • Little Rock, Arkansas • La Jolla, California + 37 more", "locations": [ { "city": "Anchorage", "state": "Alaska" }, { "city": "Little Rock", "state": "Arkansas" }, { "city": "La Jolla", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT01431326" }, { "nct_id": "NCT01502072", "title": "Respiratory Syncytial Virus - RSV Protocol", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Bone Marrow Transplant Infection", "Infection in Marrow Transplant Recipients", "Respiratory Syncytial Virus Infections", "Respiratory Syncytial Virus Pneumonia", "Cancer", "Acute Leukemia" ], "interventions": [ { "name": "Ribavirin", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "M.D. Anderson Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 48, "start_date": "2011-12-28", "completion_date": "2020-02-01", "has_results": true, "last_update_posted_date": "2021-02-15", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT01502072" }, { "nct_id": "NCT05937126", "title": "Rapid Diagnostic Supporting Antimicrobial Stewardship in Patients With Pneumonia", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Lower Respiratory Tract Infections" ], "interventions": [ { "name": "FilmArray Pneumonia Panel", "type": "DIAGNOSTIC_TEST" }, { "name": "Culture and antimicrobial susceptibility testing", "type": "DIAGNOSTIC_TEST" } ], "intervention_types": [ "DIAGNOSTIC_TEST" ], "sponsor": "Mayo Clinic", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 1203, "start_date": "2020-09-15", "completion_date": "2022-09-19", "has_results": false, "last_update_posted_date": "2023-07-10", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 1, "location_summary": "Rochester, Minnesota", "locations": [ { "city": "Rochester", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT05937126" }, { "nct_id": "NCT03756753", "title": "The RAPID Trial: Assessing Point-of-care Influenza and Other Respiratory Virus Diagnostics", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Respiratory Pathogens", "Upper Respiratory Tract Illness", "Lower Respiratory Tract Illness", "Acute Respiratory Infection" ], "interventions": [ { "name": "Results available to provider", "type": "DIAGNOSTIC_TEST" } ], "intervention_types": [ "DIAGNOSTIC_TEST" ], "sponsor": "University of Colorado, Denver", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "1 Month", "maximum_age": "18 Years", "sex": "ALL", "summary": "1 Month to 18 Years" }, "enrollment_count": 913, "start_date": "2019-01-03", "completion_date": "2020-12-31", "has_results": false, "last_update_posted_date": "2021-11-09", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 1, "location_summary": "Aurora, Colorado", "locations": [ { "city": "Aurora", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT03756753" }, { "nct_id": "NCT03808922", "title": "Phase III DAS181 Lower Tract PIV Infection in Immunocompromised Subjects (Substudy: DAS181 for COVID-19): RCT Study", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Lower Respiratory Tract Infection", "Parainfluenza", "Immunocompromised", "COVID-19" ], "interventions": [ { "name": "DAS181", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" }, { "name": "DAS181 COVID-19", "type": "DRUG" }, { "name": "DAS181 OL", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Ansun Biopharma, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 274, "start_date": "2019-05-23", "completion_date": "2028-09-01", "has_results": false, "last_update_posted_date": "2026-05-18", "last_synced_at": "2026-05-22T06:48:07.960Z", "location_count": 49, "location_summary": "Duarte, California • Los Angeles, California • Sacramento, California + 33 more", "locations": [ { "city": "Duarte", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Sacramento", "state": "California" }, { "city": "San Diego", "state": "California" }, { "city": "Aurora", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT03808922" } ] }