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ClinicalTrials.gov public records Last synced Oct 21, 2026, 9:32 AM EDT

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Showing 1–24 of 228 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: AzaSite Clear all
Terminated Phase 3 Interventional Results available

Azithromycin for COVID-19 Treatment in Outpatients Nationwide

NCT04332107
View directory record Official record
Conditions
COVID-19, SARS-CoV-2
Interventions
Azithromycin, Placebos
Drug
Lead sponsor
Thomas M. Lietman
Other
Eligibility
18 Years and older
Enrollment
263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 2, 2023 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Azithromycin for Meningococcal Carriage

NCT06618534
View directory record Official record
Conditions
Meningococcal Infections
Interventions
Azithromycin
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 25 Years
Enrollment
764 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 4 Interventional Results available

Trial of Azithromycin vs. Doxycycline for the Treatment of Rectal Chlamydia in MSM

NCT03608774
View directory record Official record
Conditions
Anal Chlamydia Infection
Interventions
Azithromycin, Doxycycline, Placebo
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years · Male only
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 7, 2021 · Synced Oct 21, 2026, 9:32 AM EDT
Withdrawn Phase 4 Interventional

Comparison Study of Cefazolin Versus Cefazolin Plus Azithromycin Prophylaxis in Post-Cesarean Endometritis

NCT01721616
View directory record Official record
Conditions
Endometritis
Interventions
Azithromycin, Cefazolin
Drug
Lead sponsor
University of Missouri, Kansas City
Other
Eligibility
Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated May 5, 2015 · Synced Oct 21, 2026, 9:32 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Researchers At UC San Diego Are Learning About the Benefits of Human Milk and How It Influences Infant and Child Health

NCT05553743
View directory record Official record
Conditions
Breastfeeding, COVID-19 Infection, COVID-19 Vaccine, Remdesivir, Antibiotics
Interventions
COVID-19 Exposure, Antibiotic
Biological · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2040
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 31, 2025 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 4 Interventional Results available

Duration of Antibiotic Therapy as Part of Maximal Medical Therapy for Chronic Rhinosinusitis

NCT01825408
View directory record Official record
Conditions
Sinusitis
Interventions
Doxycycline, Azithromycin, Augmentin
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 4, 2017 · Synced Oct 21, 2026, 9:32 AM EDT
Terminated Phase 3 Interventional Results available

Empiric Therapy of Mucopurulent Cervicitis (MPC)

NCT01072136
View directory record Official record
Conditions
Vaginitis Bacterial, Cervicitis
Interventions
Placebo, Azithromycin, Cefixime
Other · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Female only
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
4
States / cities
Birmingham, Alabama • Torrance, California • New Orleans, Louisiana + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 24, 2014 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy Study of Rifalazil for the Treatment of Chlamydia Trachomatis Infection in Women

NCT01631201
View directory record Official record
Conditions
Chlamydia Trachomatis Infection
Interventions
Rifalazil 25 milligram, Azithromycin 1 gram
Drug
Lead sponsor
ActivBiotics Pharma, LLC
Industry
Eligibility
19 Years and older · Female only
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
5
States / cities
Birmingham, Alabama • San Diego, California • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2013 · Synced Oct 21, 2026, 9:32 AM EDT
Withdrawn Phase 3 Interventional

A P3 Comparator Trial in Community Acquired Bacterial Pneumonia

NCT02269644
View directory record Official record
Conditions
Community Acquired Pneumonia
Interventions
Dalbavancin, Linezolid, Linezolid Placebo, Azithromycin
Drug
Lead sponsor
Durata Therapeutics Inc., an affiliate of Allergan plc
Industry
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Butte, Montana
Source: ClinicalTrials.gov public record
Updated Jan 22, 2016 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Surveillance and Azithromycin Treatment for Newcomers and Travelers Evaluation: The ASANTE Trial

NCT01767506
View directory record Official record
Conditions
Trachoma
Interventions
Surveillance and treatment with azithromycin of newcomer and traveler families, Usual care
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
Not listed
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 9, 2017 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 2 Interventional

The Effects of Azithromycin Ophthalmic Solution, 1% Versus Placebo in Subjects With Blepharitis During a Two-Week Treatment Period

NCT00892970
View directory record Official record
Conditions
Blepharitis
Interventions
Azithromycin ophthalmic solution, 1%, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
313 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
33
States / cities
Little Rock, Arkansas • Artesia, California • Azusa, California + 29 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Not applicable Interventional Results available

Comparing Healthcare Utilization Between Adenotonsillectomy Patients With and Without Postoperative Antibiotic Use

NCT01561703
View directory record Official record
Conditions
Snoring, Strep Throat
Interventions
Antibiotic
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
Up to 17 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 19, 2017 · Synced Oct 21, 2026, 9:32 AM EDT
Withdrawn Phase 1 Interventional

A Pilot Study of Azithromycin Prophylaxis for Acute Chest Syndrome in Sickle Cell Disease

NCT02630394
View directory record Official record
Conditions
Sickle Cell Disease, Acute Chest Syndrome
Interventions
Azithromycin
Drug
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
6 Years to 16 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
2
States / cities
Jackson, Mississippi • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 21, 2018 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Single-Dose, Three-Way, Three-Sequence, Crossover BA Study of Azithromycin Oleogel

NCT05796362
View directory record Official record
Conditions
Infectious Disease, Drug Effect, Clinical Infection
Interventions
Azithromycin Oleogel (Oral and Rectal)
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of AzaSite Versus Vigamox in the Tears of Healthy Volunteers

NCT00575367
View directory record Official record
Conditions
Bacterial Infections, Eye Infections
Interventions
AzaSite (azithromycin ophthalmic solution), Vigamox (moxifloxacin hydrochloride ophthalmic solution)
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 22, 2011 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 3 Interventional

A Study to Evaluate the Clinical Efficacy and Safety of Tobradex® ST Compared to Azasite® in the Treatment of Subjects With Moderate to Severe Chronic Blepharitis

NCT01102244
View directory record Official record
Conditions
Blepharitis
Interventions
Tobradex ST, Azasite
Drug
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 11, 2012 · Synced Oct 21, 2026, 9:32 AM EDT
Terminated Phase 2 Interventional Results available

Safety, Tolerability, Pharmacokinetics and Efficacy of SPR720 for the Treatment of Patients With Mycobacterium Avium Complex (MAC) Pulmonary Disease

NCT04553406
View directory record Official record
Conditions
Mycobacterium Avium Complex, Non-tuberculous Mycobacterium Pulmonary Disease
Interventions
SPR720, Placebo, Open-label Standard of Care
Drug
Lead sponsor
Spero Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
9
States / cities
Altamonte Springs, Florida • Atlantis, Florida • Clearwater, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2022 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 2 Interventional Results available

NGU: Doxycycline (Plus or Minus Tinidazole) Versus Azithromycin (Plus or Minus Tinidazole)

NCT00322465
View directory record Official record
Conditions
Urethritis
Interventions
Doxycycline, Placebo, Tinidazole, Azithromycin
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
16 Years to 45 Years · Male only
Enrollment
305 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
4
States / cities
Birmingham, Alabama • New Orleans, Louisiana • Baltimore, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 3 Interventional

A Single, High-Dose Azithromycin Extended Release (60 mg/kg) Compared With 10 Days of High-Dose Amoxicillin Clavulanate in Children With Ear Infections at High Risk of Persistent/Recurrent Ear Infections

NCT00643292
View directory record Official record
Conditions
Acute Otitis Media
Interventions
amoxicillin/clavulanate postassium (Augmentin ES-600), azithromycin SR
Drug
Lead sponsor
Pfizer
Industry
Eligibility
3 Months to 48 Months
Enrollment
902 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
23
States / cities
Jonesboro, Arkansas • Little Rock, Arkansas • Bellflower, California + 18 more
Source: ClinicalTrials.gov public record
Updated May 17, 2011 · Synced Oct 21, 2026, 9:32 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Azithromycin in Control of Trachoma II

NCT00286026
View directory record Official record
Conditions
Trachoma
Interventions
Azithromycin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2012 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 3 Interventional Results available

Treatment Failure of Chlamydial Infection in Males and Females in Youth Correctional Facilities

NCT00980148
View directory record Official record
Conditions
Chlamydial Infection
Interventions
Azithromycin, Doxycycline
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years to 21 Years
Enrollment
567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
2
States / cities
Birmingham, Alabama • Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 2 Interventional Results available

A Study of Standard Drugs for Mycobacterium Avium Complex

NCT04287049
View directory record Official record
Conditions
Mycobacterium Avium Complex
Interventions
Azithromycin
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 21, 2026, 9:32 AM EDT
Not listed Phase 2 Interventional

Metoclopramide, Azithromycin, or Nondrug Pretreatment for UGIB to Reduce Second Endoscopy

NCT03840057
View directory record Official record
Conditions
Gastro Intestinal Bleeding, Upper Gastrointestinal Bleeding
Interventions
Azithromycin Injection, Metoclopramide Injectable Solution, Sodium chloride 0.9%
Drug
Lead sponsor
Waihong Chung
Other
Eligibility
18 Years and older
Enrollment
435 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 7, 2020 · Synced Oct 21, 2026, 9:32 AM EDT
Completed Phase 2 Interventional Results available

Trial II of Lung Protection With Azithromycin in the Preterm Infant

NCT00319956
View directory record Official record
Conditions
Bronchopulmonary Dysplasia
Interventions
Azithromycin, Placebo
Drug
Lead sponsor
Hubert Ballard
Other
Eligibility
Up to 72 Hours
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jun 27, 2018 · Synced Oct 21, 2026, 9:32 AM EDT