{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+%28for+azithromycin%29&page=2", "query": { "intervention": "placebo (for azithromycin)", "page": 2 }, "page_size": 10 }, "pagination": { "page": 2, "page_size": 10, "total_count": 62, "total_pages": 7, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+%28for+azithromycin%29&page=3&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+%28for+azithromycin%29&page=1&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-08T05:20:53.663Z", "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": "NCT00643409", "title": "A Multicenter, Randomized, Double-Blind, Double-Dummy Trial of Azithromycin SR Compared With Levofloxacin for the Treatment of Sinus Infections in Adults", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Maxillary Sinusitis" ], "interventions": [ { "name": "azithromycin SR (Zithromax; compound: CP-62,993)", "type": "DRUG" }, { "name": "placebo", "type": "OTHER" }, { "name": "levofloxacin", "type": "DRUG" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "Pfizer", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 541, "start_date": "2003-01", "completion_date": "2004-02", "has_results": false, "last_update_posted_date": "2011-05-11", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 59, "location_summary": "Alabaster, Alabama • Birmingham, Alabama • Hueytown, Alabama + 37 more", "locations": [ { "city": "Alabaster", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Hueytown", "state": "Alabama" } ], "official_url": "https://clinicaltrials.gov/study/NCT00643409" }, { "nct_id": "NCT02024555", "title": "Phase II Investigation of Antimycobacterial Therapy on Progressive, Pulmonary Sarcoidosis", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Sarcoidosis; Antimycobacterial Therapy" ], "interventions": [ { "name": "Levofloxacin", "type": "DRUG" }, { "name": "Ethambutol", "type": "DRUG" }, { "name": "Azithromycin", "type": "DRUG" }, { "name": "Rifampin", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Vanderbilt University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 97, "start_date": "2014-03", "completion_date": "2019-04-01", "has_results": true, "last_update_posted_date": "2020-07-09", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 6, "location_summary": "Albany, New York • Cincinnati, Ohio • Cleveland, Ohio + 3 more", "locations": [ { "city": "Albany", "state": "New York" }, { "city": "Cincinnati", "state": "Ohio" }, { "city": "Cleveland", "state": "Ohio" }, { "city": "Columbus", "state": "Ohio" }, { "city": "Charleston", "state": "South Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT02024555" }, { "nct_id": "NCT04374552", "title": "Asymptomatic COVID-19 Trial", "overall_status": "WITHDRAWN", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "SARS-CoV-2 Infection" ], "interventions": [ { "name": "Hydroxychloroquine sulfate &Azithromycin", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Rutgers, The State University of New Jersey", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "20 Years", "maximum_age": null, "sex": "ALL", "summary": "20 Years and older" }, "enrollment_count": 0, "start_date": "2020-05-05", "completion_date": "2021-04", "has_results": false, "last_update_posted_date": "2020-11-02", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 1, "location_summary": "New Brunswick, New Jersey", "locations": [ { "city": "New Brunswick", "state": "New Jersey" } ], "official_url": "https://clinicaltrials.gov/study/NCT04374552" }, { "nct_id": "NCT03341273", "title": "Placebo-Controlled Trial of Antibiotic Therapy in Adults With Suspect Lower Respiratory Tract Infection (LRTI) and a Procalcitonin Level", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Lower Respiratory Tract Infection" ], "interventions": [ { "name": "Azithromycin", "type": "DRUG" }, { "name": "Placebo", "type": "OTHER" }, { "name": "VIDAS B.R.A.H.M.S Procalcitonin Test (PCT)", "type": "DEVICE" } ], "intervention_types": [ "DRUG", "OTHER", "DEVICE" ], "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "99 Years", "sex": "ALL", "summary": "18 Years to 99 Years" }, "enrollment_count": 514, "start_date": "2017-12-08", "completion_date": "2020-08-15", "has_results": true, "last_update_posted_date": "2023-06-28", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 5, "location_summary": "Atlanta, Georgia • Decatur, Georgia • Durham, North Carolina + 1 more", "locations": [ { "city": "Atlanta", "state": "Georgia" }, { "city": "Decatur", "state": "Georgia" }, { "city": "Durham", "state": "North Carolina" }, { "city": "Durham", "state": "North Carolina" }, { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT03341273" }, { "nct_id": "NCT00892970", "title": "The Effects of Azithromycin Ophthalmic Solution, 1% Versus Placebo in Subjects With Blepharitis During a Two-Week Treatment Period", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Blepharitis" ], "interventions": [ { "name": "Azithromycin ophthalmic solution, 1%", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Merck Sharp & Dohme LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 313, "start_date": "2009-04", "completion_date": "2010-01", "has_results": false, "last_update_posted_date": "2011-09-26", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 33, "location_summary": "Little Rock, Arkansas • Artesia, California • Azusa, California + 29 more", "locations": [ { "city": "Little Rock", "state": "Arkansas" }, { "city": "Artesia", "state": "California" }, { "city": "Azusa", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Mission Hills", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00892970" }, { "nct_id": "NCT01272635", "title": "Treatment of Preschool Children With Upper Respiratory Tract Illnesses Using Azythromycin and Lower Respiratory Tract Symptoms Using Oral Corticosteroids.", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Asthma", "Wheezing" ], "interventions": [ { "name": "Azithromycin", "type": "DRUG" }, { "name": "Prednisolone", "type": "DRUG" }, { "name": "Placebo Azithromycin", "type": "OTHER" }, { "name": "Placebo Prednisolone", "type": "DRUG" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "Milton S. Hershey Medical Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "12 Months", "maximum_age": "71 Months", "sex": "ALL", "summary": "12 Months to 71 Months" }, "enrollment_count": 607, "start_date": "2011-03", "completion_date": "2015-01", "has_results": true, "last_update_posted_date": "2016-12-28", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 16, "location_summary": "Tucson, Arizona • Oakland, California • San Francisco, California + 11 more", "locations": [ { "city": "Tucson", "state": "Arizona" }, { "city": "Oakland", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "Denver", "state": "Colorado" }, { "city": "Atlanta", "state": "Georgia" } ], "official_url": "https://clinicaltrials.gov/study/NCT01272635" }, { "nct_id": "NCT03608774", "title": "Trial of Azithromycin vs. Doxycycline for the Treatment of Rectal Chlamydia in MSM", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Anal Chlamydia Infection" ], "interventions": [ { "name": "Azithromycin", "type": "DRUG" }, { "name": "Doxycycline", "type": "DRUG" }, { "name": "Placebo", "type": "OTHER" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "99 Years", "sex": "MALE", "summary": "18 Years to 99 Years · Male only" }, "enrollment_count": 177, "start_date": "2018-07-13", "completion_date": "2020-02-21", "has_results": true, "last_update_posted_date": "2021-01-07", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 2, "location_summary": "Boston, Massachusetts • Seattle, Washington", "locations": [ { "city": "Boston", "state": "Massachusetts" }, { "city": "Seattle", "state": "Washington" } ], "official_url": "https://clinicaltrials.gov/study/NCT03608774" }, { "nct_id": "NCT03953118", "title": "Azithromycin for Meibomian Gland Disease", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Dry Eye", "Neuropathic Eye Pain", "Ocular Microbiome", "Depression, Anxiety" ], "interventions": [ { "name": "Azithromycin Oral Product", "type": "DRUG" }, { "name": "Placebo Oral", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of California, San Francisco", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 2, "start_date": "2019-09-01", "completion_date": "2021-07-01", "has_results": true, "last_update_posted_date": "2025-08-06", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 1, "location_summary": "San Francisco, California", "locations": [ { "city": "San Francisco", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT03953118" }, { "nct_id": "NCT00000947", "title": "A Study to Evaluate the Effects of Azithromycin on MAC Disease Prevention in HIV-Positive Patients", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Mycobacterium Avium-intracellulare Infection", "HIV Infections" ], "interventions": [ { "name": "Azithromycin", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "13 Years", "maximum_age": null, "sex": "ALL", "summary": "13 Years and older" }, "enrollment_count": 850, "start_date": null, "completion_date": "2000-07", "has_results": false, "last_update_posted_date": "2021-11-03", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 19, "location_summary": "San Francisco, California • Denver, Colorado • Washington D.C., District of Columbia + 11 more", "locations": [ { "city": "San Francisco", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "Denver", "state": "Colorado" }, { "city": "Washington D.C.", "state": "District of Columbia" }, { "city": "Atlanta", "state": "Georgia" } ], "official_url": "https://clinicaltrials.gov/study/NCT00000947" }, { "nct_id": "NCT04334512", "title": "A Study of Quintuple Therapy to Treat COVID-19 Infection", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "COVID-19", "Corona Virus Infection", "Coronavirus-19", "Sars-CoV2" ], "interventions": [ { "name": "Hydroxychloroquine", "type": "DRUG" }, { "name": "Azithromycin", "type": "DRUG" }, { "name": "Vitamin C", "type": "DIETARY_SUPPLEMENT" }, { "name": "Vitamin D", "type": "DIETARY_SUPPLEMENT" }, { "name": "Zinc", "type": "DIETARY_SUPPLEMENT" } ], "intervention_types": [ "DRUG", "DIETARY_SUPPLEMENT" ], "sponsor": "ProgenaBiome", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 118, "start_date": "2020-06-22", "completion_date": "2024-02-27", "has_results": false, "last_update_posted_date": "2024-02-29", "last_synced_at": "2026-10-08T05:20:53.663Z", "location_count": 1, "location_summary": "Ventura, California", "locations": [ { "city": "Ventura", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT04334512" } ] }