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Showing 1–24 of 76 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Zithromax Oral Product Clear all
Completed Phase 4 Interventional Results available

Study of Azithromycin to Prevent Recurrent Trichiasis Following Surgery in Ethiopia

NCT00347776
View directory record Official record
Conditions
Trichiasis
Interventions
azithromycin, topical tetracycline
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
1,452 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 6, 2017 · Synced Sep 21, 2026, 4:55 AM EDT
Terminated Phase 4 Interventional Results available

Azithromycin for Meibomian Gland Disease

NCT03953118
View directory record Official record
Conditions
Dry Eye, Neuropathic Eye Pain, Ocular Microbiome, Depression, Anxiety
Interventions
Azithromycin Oral Product, Placebo Oral
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced Sep 21, 2026, 4:55 AM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Treatment for COVID-19 in High-Risk Adult Outpatients

NCT04354428
View directory record Official record
Conditions
COVID-19, SARS-CoV-2
Interventions
Ascorbic Acid, Hydroxychloroquine Sulfate, Azithromycin, Folic Acid, Lopinavir 200 MG / Ritonavir 50 MG [Kaletra]
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
289 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
6
States / cities
Chicago, Illinois • New Orleans, Louisiana • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2022 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

A Pediatric Taste Test Study of Omnicef Versus Zithromax Antibiotic Suspension Medications

NCT00644774
View directory record Official record
Conditions
Healthy
Interventions
cefdinir (Omnicef), azithromycin
Drug
Lead sponsor
Abbott
Industry
Eligibility
4 Years to 8 Years
Enrollment
157 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2003
U.S. locations
3
States / cities
Scottsdale, Arizona • St. Petersburg, Florida • Miamiville, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 26, 2008 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 3 Interventional Results available

Mycoplasma Genitalium Antibiotic Susceptibility and Treatment (MEGA)

NCT00358462
View directory record Official record
Conditions
Urethritis
Interventions
Azithromycin, Doxycycline
Drug
Lead sponsor
University of Washington
Other
Eligibility
16 Years and older · Male only
Enrollment
606 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 14, 2018 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Relative Bioavailability Study of 200mg/5 mL Azithromycin Oral Suspension Under Non-Fasting Conditions

NCT00830336
View directory record Official record
Conditions
Healthy
Interventions
Azithromycin, Zithromax®
Drug
Lead sponsor
Teva Pharmaceuticals USA
Industry
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced Sep 21, 2026, 4:55 AM EDT
Terminated Phase 3 Interventional Results available

Hydroxychloroquine,Hydroxychloroquine,Azithromycin in the Treatment of SARS CoV-2 Infection

NCT04341727
View directory record Official record
Conditions
Coronavirus Infection
Interventions
Hydroxychloroquine Sulfate, Azithromycin, Chloroquine Sulfate
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 24, 2024 · Synced Sep 21, 2026, 4:55 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 27, 2022 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Study To Estimate The Relative Bioavailability Of Co-Administered Formulations Of Azithromycin Microsphere And Chloroquine Test Formulation Compared With Co-Administered Immediate Release Individual Azithromycin And Chloroquine Tablets In Healthy Adult Subjects

NCT01100060
View directory record Official record
Conditions
Malaria Prophylaxis
Interventions
azithromycin (AZ) microsphere, test chloroquine (CQ) formulation, azithromycin (AZ), chloroquine (CQ)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 24, 2010 · Synced Sep 21, 2026, 4:55 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 18, 2017 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Partnership for Rapid Elimination of Trachoma

NCT00792922
View directory record Official record
Conditions
Trachoma
Interventions
Azithromycin
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
Up to 5 Years
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
2
States / cities
San Francisco, California • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 17, 2017 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Trial of Antimycobacterial Therapy in Sarcoidosis

NCT01074554
View directory record Official record
Conditions
Sarcoidosis
Interventions
Antibiotic Regimen, Placebo Regimen
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 11, 2016 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Not applicable Interventional Results available

Study of Effectiveness and Safety of Azithromycin-based Extended-spectrum Prophylaxis to Prevent Post Cesarean Infection

NCT01235546
View directory record Official record
Conditions
Endometritis, Wound Infection, Abscess, Surgical Site Infection
Interventions
Azithromycin and standard of care, Placebo and standard of care
Drug
Lead sponsor
Alan Tita
Other
Eligibility
14 Years and older · Female only
Enrollment
2,013 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
9
States / cities
Birmingham, Alabama • New Orleans, Louisiana • Jackson, Mississippi + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2017 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 2 Interventional Results available

Personalized Treatment Algorithms for Difficult-to-treat Asthma

NCT04179461
View directory record Official record
Conditions
Asthma in Children
Interventions
Cholecalciferol, antihistamine, Azithromycin, emollient cream, Fluticasone Propionate, Asthma Controller Medication
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
6 Years to 17 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 19, 2021 · Synced Sep 21, 2026, 4:55 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 6, 2021 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 2 Interventional Results available

Trial of Intravenous Azithromycin to Eradicate Ureaplasma Respiratory Tract Infection in Preterm Infants

NCT01778634
View directory record Official record
Conditions
Ureaplasma Infections
Interventions
Azithromycin, Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
2 Hours to 72 Hours
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
7
States / cities
Birmingham, Alabama • Newark, Delaware • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2020 · Synced Sep 21, 2026, 4:55 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 8, 2017 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 4 Interventional Results available

Individualizing Treatment for Asthma in Primary Care

NCT06272370
View directory record Official record
Conditions
Asthma, Bronchial Diseases, Respiratory Tract Infections, Lung Diseases, Obstructive, Lung Diseases, Respiratory Hypersensitivity, Immune System Diseases
Interventions
Asthma Symptom Monitoring online tools, Inhaled Steroids, Azithromycin Pill
Other · Drug
Lead sponsor
DARTNet Institute
Government
Eligibility
12 Years to 75 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 19, 2025 · Synced Sep 21, 2026, 4:55 AM EDT
Withdrawn Phase 1Phase 2 Interventional

Macrolide Therapy to Improve Forced Expiratory Volume in 1 Second in Adults With Sickle Cell Disease

NCT02960503
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Azithromycin, Placebo
Drug · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 50 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 1, 2018 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 2 Interventional Results available

Prospective Pilot Clinical Trial of Azithromycin Treatment In Respiratory Syncytial Virus (RSV)- Induced Respiratory Failure In Children

NCT02707523
View directory record Official record
Conditions
Respiratory Syncytial Virus
Interventions
Azithromycin 10 mg, Azithromycin 20mg, Placebo
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
Up to 16 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 21, 2020 · Synced Sep 21, 2026, 4:55 AM EDT
Active, not recruiting Phase 4 Interventional

Kebele Elimination of Trachoma for Ocular Health

NCT03335072
View directory record Official record
Conditions
Trachoma
Interventions
Azithromycin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
320,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 3 Interventional

A Multicenter, Randomized, Double-Blind, Double-Dummy Trial of Azithromycin SR Compared With Levofloxacin for the Treatment of Sinus Infections in Adults

NCT00643409
View directory record Official record
Conditions
Maxillary Sinusitis
Interventions
azithromycin SR (Zithromax; compound: CP-62,993), placebo, levofloxacin
Drug · Other
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
541 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
59
States / cities
Alabaster, Alabama • Birmingham, Alabama • Hueytown, Alabama + 37 more
Source: ClinicalTrials.gov public record
Updated May 10, 2011 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Mortality Reduction After Oral Azithromycin: Morbidity Study

NCT02048007
View directory record Official record
Conditions
Childhood Mortality
Interventions
Azithromycin, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
1 Month and older
Enrollment
72,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
2
States / cities
San Francisco, California • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Sep 21, 2026, 4:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Fed Study of Azithromycin Tablets 600 mg to Zithromax® Tablets 600 mg

NCT00649935
View directory record Official record
Conditions
Healthy
Interventions
Azithromycin Tablets 600 mg, Zithromax® Tablets 600 mg
Drug
Lead sponsor
Mylan Pharmaceuticals Inc
Industry
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Apr 23, 2024 · Synced Sep 21, 2026, 4:55 AM EDT