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ClinicalTrials.gov public records Last synced Oct 16, 2026, 8:30 PM EDT

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

Validation of Patient Reported Outcome Measures in Participants With Nontuberculous Mycobacterial Lung Infection Caused by Mycobacterium Avium Complex

NCT04677543
View directory record Official record
Conditions
Mycobacterium Infections, Nontuberculous
Interventions
ALIS, Azithromycin, Ethambutol, ELC
Drug
Lead sponsor
Insmed Incorporated
Industry
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
27
States / cities
Birmingham, Alabama • Fresno, California • San Diego, California + 24 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2024 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Treatment of Bacterial Vaginosis

NCT00324818
View directory record Official record
Conditions
Bacterial Vaginosis
Interventions
metronidazole and azithromycin
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2006
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 1, 2017 · Synced Oct 16, 2026, 8:30 PM EDT
Terminated Not applicable Interventional Results available

Placebo-Controlled Trial of Antibiotic Therapy in Adults With Suspect Lower Respiratory Tract Infection (LRTI) and a Procalcitonin Level

NCT03341273
View directory record Official record
Conditions
Lower Respiratory Tract Infection
Interventions
Azithromycin, Placebo, VIDAS B.R.A.H.M.S Procalcitonin Test (PCT)
Drug · Other · Device
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
514 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
5
States / cities
Atlanta, Georgia • Decatur, Georgia • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2023 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 1 Interventional

A Study of Azithromycin Plus Pyrimethamine in the Treatment of a Brain Infection in Patients With AIDS

NCT00000966
View directory record Official record
Conditions
Toxoplasmosis, Cerebral, HIV Infections
Interventions
Azithromycin, Pyrimethamine, Leucovorin calcium
Drug
Lead sponsor
Pfizer
Industry
Eligibility
13 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
11
States / cities
Los Angeles, California • Miami, Florida • Worcester, Massachusetts + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2008 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 4 Interventional Results available

Effect of Azithromycin on Lung Function in 6-18 Year-olds With Cystic Fibrosis (CF) Not Infected With P. Aeruginosa

NCT00431964
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
azithromycin 250 mg tablets, placebo tablets
Drug
Lead sponsor
CF Therapeutics Development Network Coordinating Center
Network
Eligibility
6 Years to 18 Years
Enrollment
263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
31
States / cities
Phoenix, Arizona • Hartford, Connecticut • Atlanta, Georgia + 27 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2015 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Not applicable Interventional

Standard vs. Biofilm Susceptibility Testing in Cystic Fibrosis (CF)

NCT00153634
View directory record Official record
Conditions
Cystic Fibrosis, Chronic Bronchitis
Interventions
IV amikacin, PO azithromycin, IV ceftazidime, PO ciprofloxacin, IV meropenem, IV piperacillin-tazobactam, IV ticarcillin-clavulanate, IV tobramycin
Drug
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
14 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
8
States / cities
Iowa City, Iowa • St Louis, Missouri • Cincinnati, Ohio + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2008 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 2Phase 3 Interventional

Comparison of Two- Versus Three-antibiotic Therapy for Pulmonary Mycobacterium Avium Complex Disease

NCT03672630
View directory record Official record
Conditions
Mycobacterium Avium Complex, Nontuberculous Mycobacterium Infection
Interventions
Azithromycin, Ethambutol, Rifampin
Drug
Lead sponsor
Kevin Winthrop
Other
Eligibility
18 Years and older
Enrollment
474 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
25
States / cities
Loma Linda, California • San Diego, California • San Francisco, California + 21 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2026 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 3 Interventional Results available

Hydroxychloroquine Monotherapy and in Combination With Azithromycin in Patients With Moderate and Severe COVID-19 Disease

NCT04358081
View directory record Official record
Conditions
Covid-19
Interventions
HCQ, HCQ+AZT, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
7
States / cities
Fullerton, California • Los Angeles, California • Chicago, Illinois + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2021 · Synced Oct 16, 2026, 8:30 PM 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 18, 2017 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 4 Interventional

Safety and Efficacy Study of AzaSite® in Subjects With Blepharitis

NCT00629941
View directory record Official record
Conditions
Blepharitis
Interventions
AzaSite®
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
2
States / cities
Lewiston, Maine • Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 3 Interventional

Study to Evaluate ALIS (Amikacin Liposome Inhalation Suspension) in Participants With Nontuberculous Mycobacterial Lung Infection Caused by Mycobacterium Avium Complex

NCT04677569
View directory record Official record
Conditions
Mycobacterium Infections, Nontuberculous
Interventions
ALIS, Azithromycin, Ethambutol, ELC (matching placebo for ALIS)
Drug
Lead sponsor
Insmed Incorporated
Industry
Eligibility
18 Years and older
Enrollment
425 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
90
States / cities
Birmingham, Alabama • Fresno, California • Los Angeles, California + 71 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 3 Interventional

A Multicenter, Randomized, Double-Blind, Double-Dummy Study Of Azithromycin SR Versus Amoxicillin For The Treatment Of Strep Throat In Children

NCT00643149
View directory record Official record
Conditions
Tonsillitis
Interventions
amoxicillin, azithromycin SR
Drug
Lead sponsor
Pfizer
Industry
Eligibility
2 Years to 12 Years
Enrollment
693 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
33
States / cities
Hoover, Alabama • Pelham, Alabama • Fresno, California + 20 more
Source: ClinicalTrials.gov public record
Updated May 17, 2011 · Synced Oct 16, 2026, 8:30 PM 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 27, 2008 · Synced Oct 16, 2026, 8:30 PM EDT
Terminated Phase 4 Interventional

KEYS: Study Comparing Clinical Health Outcomes of Telithromycin Versus Azithromycin in Outpatients With Community-acquired Lower Respiratory Tract Infections

NCT00132951
View directory record Official record
Conditions
Respiratory Tract Infections, Chronic Bronchitis, Pneumonia
Interventions
Telithromycin, Azithromycin
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 35 Years
Enrollment
2,051 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 27, 2009 · Synced Oct 16, 2026, 8:30 PM 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 25, 2024 · Synced Oct 16, 2026, 8:30 PM EDT
Terminated Phase 3 Interventional

Treatment in Patients With Suspected or Confirmed COVID-19 With Early Moderate or Severe Disease

NCT04344444
View directory record Official record
Conditions
COVID-19
Interventions
Hydroxychloroquine, Azithromycin
Drug
Lead sponsor
LCMC Health
Other
Eligibility
18 Years to 100 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 21, 2022 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 3 Interventional

Zmax Pediatric Vs Adult Concentration For The Treatment Of Acute Otitis Media

NCT00360100
View directory record Official record
Conditions
Otitis Media
Interventions
Zmax
Drug
Lead sponsor
Pfizer
Industry
Eligibility
3 Months to 48 Months
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
2
States / cities
Bardstown, Kentucky • Springfield, Kentucky
Source: ClinicalTrials.gov public record
Updated May 17, 2011 · Synced Oct 16, 2026, 8:30 PM 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 16, 2026, 8:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Timing of Antibiotic Prophylaxis for Cesarean Deliveries

NCT00805545
View directory record Official record
Conditions
Infection
Interventions
Antibiotic
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 16, 2012 · Synced Oct 16, 2026, 8:30 PM EDT
Not listed Phase 2 Interventional

Two-drug Antibiotic Prophylaxis in Scheduled Cesarean Deliveries

NCT03960970
View directory record Official record
Conditions
Endometritis, Cesarean Section; Infection, Wound Infection
Interventions
Azithromycin 500 mg, Mefoxin 2g
Drug
Lead sponsor
RWJ Barnabas Health at Jersey City Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Jersey City, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 17, 2019 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 3 Interventional

A Randomized, Double-Blind, Comparative Study of Azithromycin Versus Clarithromycin in Combination With Ethambutol for the Treatment of Disseminated Mycobacterium Avium Complex (MAC) Infection in AIDs Patients

NCT00002140
View directory record Official record
Conditions
Mycobacterium Avium-intracellulare Infection, HIV Infections
Interventions
Ethambutol hydrochloride, Clarithromycin, Azithromycin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
13 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
24
States / cities
Berkeley, California • Mill Valley, California • Oakland, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 4 Interventional

A Four Week Study of Azithromycin Ophthalmic Solution, 1% Versus Placebo in Subjects With Dry Eye Disease

NCT01014078
View directory record Official record
Conditions
Dry Eye Disease
Interventions
Azithromycin Ophthalmic Solution, 1%, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
9
States / cities
Artesia, California • Newport Beach, California • Petaluma, California + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Oct 16, 2026, 8:30 PM EDT
Completed Phase 4 Interventional

Safety and Efficacy Pilot Study of AzaSite (Azithromycin) in Subjects With Blepharitis

NCT00629590
View directory record Official record
Conditions
Blepharitis
Interventions
AzaSite®
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
1
States / cities
Wantagh, New York
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Oct 16, 2026, 8:30 PM EDT
Recruiting Phase 4 Interventional

Hypertonic Saline for MAC

NCT04921943
View directory record Official record
Conditions
Nontuberculous Mycobacterial Lung Disease, Nontuberculous Mycobacterium Infection
Interventions
Hypertonic saline, Azithromycin, Ethambutol, Rifampin
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
2
States / cities
New York, New York • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 15, 2025 · Synced Oct 16, 2026, 8:30 PM EDT