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Showing 1–24 of 204 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Bacterial Pneumonia Clear all
Completed Phase 1 Interventional

Skin Cleansing With Chlorhexidine to Decrease Hospital Acquired Infections

NCT00130221
View directory record Official record
Conditions
Nosocomial Infection, Bacteremia, Sepsis, Pneumonia, Urinary Tract Infection, Clostridium Infection
Interventions
2% chlorhexidine gluconate impregnated cloth, Daily bathing with Bar soap
Drug · Other
Lead sponsor
Cook County Health
Government
Eligibility
16 Years and older
Enrollment
208 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 17, 2023 · Synced Jul 21, 2026, 9:51 AM EDT
Completed Phase 3 Interventional Results available

Comparative Study of Ceftaroline vs. Ceftriaxone in Adults With Community-Acquired Pneumonia

NCT00509106
View directory record Official record
Conditions
Bacterial Pneumonia
Interventions
Ceftaroline fosamil for Injection, Ceftriaxone, Placebo
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years and older
Enrollment
622 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 13, 2017 · Synced Jul 21, 2026, 9:51 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Shifts in the Respiratory Microbiome and Clinical Outcomes of SARS-CoV-2

NCT04815018
View directory record Official record
Conditions
SARS-CoV-2 Infection, Bacterial Respiratory Tract Infection, Viral Respiratory Tract Infection
Interventions
Not listed
Lead sponsor
Pathnostics
Industry
Eligibility
60 Years and older
Enrollment
185 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
4
States / cities
Delaware, Ohio • Granville, Ohio • Westerville, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Jul 21, 2026, 9:51 AM EDT
Completed Phase 3 Interventional

A Controlled Comparative Trial of Sulfamethoxazole-Trimethoprim Versus Aerosolized Pentamidine for Secondary Prophylaxis of Pneumocystis Carinii Pneumonia in AIDS Patients Receiving Azidothymidine (AZT)

NCT00000727
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate, Pyrimethamine, Sulfamethoxazole/Trimethoprim, Sulfadoxine/Pyrimethamine, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
322 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1991
U.S. locations
9
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Jul 21, 2026, 9:51 AM EDT
Completed No phase listed Observational

Study of Cases of Serious Infections Due to Carbapenem-Resistant Enterobacteriaceae

NCT02420366
View directory record Official record
Conditions
Urinary Tract Infection, Complicated, Acute Pyelonephritis, Hospital Acquired Bacterial Pneumonia, Ventilator-associated Bacterial Pneumonia, Bacteremia
Interventions
Not listed
Lead sponsor
Rempex (a wholly owned subsidiary of Melinta Therapeutics, Inc.)
Industry
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
12
States / cities
Chicago, Illinois • Evanston, Illinois • Detroit, Michigan + 8 more
Source: ClinicalTrials.gov public record
Updated May 1, 2018 · Synced Jul 21, 2026, 9:51 AM EDT
Withdrawn No phase listed Observational

Reduced Ventilator-Free Days and Bacterial Colonization of Sub-Glottic Secretions

NCT02311296
View directory record Official record
Conditions
Pneumonia
Interventions
Not listed
Lead sponsor
University of Tennessee, Chattanooga
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Chattanooga, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 24, 2020 · Synced Jul 21, 2026, 9:51 AM EDT
Completed No phase listed Observational

Telavancin Observational Use Registry (TOUR)

NCT02288234
View directory record Official record
Conditions
Hospital Acquired Bacterial Pneumonia, Complicated Skin and Skin Structure Infections, Ventilator Associated Bacterial Pneumonia, Gram Positive Infection
Interventions
Vibativ
Drug
Lead sponsor
Cumberland Pharmaceuticals
Industry
Eligibility
Not listed
Enrollment
1,063 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Southfield, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 14, 2019 · Synced Jul 21, 2026, 9:51 AM EDT
Withdrawn No phase listed Observational

Use of TREM-1 Protein to Differentiate Viral and Bacterial Pneumonias in Intubated Children

NCT00645619
View directory record Official record
Conditions
Viral Pneumonia, Bacterial Pneumonia
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
Up to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 25, 2018 · Synced Jul 21, 2026, 9:51 AM EDT
Completed No phase listed Observational

Study to Determine Quicker Methods of Diagnosing Pneumonia Caused by a Breathing Machine in Critically Ill Patients

NCT00938002
View directory record Official record
Conditions
Ventilator Acquired Pneumonia
Interventions
Acceler8 Pheno
Diagnostic Test
Lead sponsor
Denver Health and Hospital Authority
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 23, 2019 · Synced Jul 21, 2026, 9:51 AM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Safety, Tolerability, and Immunogenicity of VAX-31 in Adults ≥50 Years With Prior Pneumococcal Vaccination

NCT07425392
View directory record Official record
Conditions
Pneumococcal Vaccines
Interventions
31-valent pneumococcal conjugate vaccine, PCV20
Biological
Lead sponsor
Vaxcyte, Inc.
Industry
Eligibility
50 Years and older
Enrollment
752 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
30
States / cities
Chinle, Arizona • Phoenix, Arizona • Whiteriver, Arizona + 27 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Jul 21, 2026, 9:51 AM EDT
Completed Phase 3 Interventional

Use of Ceftaroline in Hospitalized Patients With Community Acquired Pneumonia

NCT01605864
View directory record Official record
Conditions
Community Acquired Bacterial Pneumonia
Interventions
Efficacy of ceftaroline
Drug
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Mar 23, 2014 · Synced Jul 21, 2026, 9:51 AM EDT
Completed No phase listed Observational

Mucormycosis in COVID-19

NCT04935463
View directory record Official record
Conditions
Covid19, Mucormycosis, Aspergillosis, Candida Infection
Interventions
Not listed
Lead sponsor
Montefiore Medical Center
Other
Eligibility
Not listed
Enrollment
728 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 17, 2023 · Synced Jul 21, 2026, 9:51 AM EDT
Completed Not applicable Interventional

A Study to Evaluate the Effects of Azithromycin on MAC Disease Prevention in HIV-Positive Patients

NCT00000947
View directory record Official record
Conditions
Mycobacterium Avium-intracellulare Infection, HIV Infections
Interventions
Azithromycin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
850 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2000
U.S. locations
19
States / cities
San Francisco, California • Denver, Colorado • Washington D.C., District of Columbia + 11 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Jul 21, 2026, 9:51 AM EDT
Completed Phase 2 Interventional

A Phase II Open Randomized Comparison of 566C80 and Pentamidine Isethionate for the Treatment of Pneumocystis Carinii Pneumonia in AIDS Patients Who Are Intolerant of Trimethoprim / Sulfamethoxazole

NCT00001996
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Atovaquone, Pentamidine isethionate
Drug
Lead sponsor
Glaxo Wellcome
Industry
Eligibility
13 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
20
States / cities
Berkeley, California • Harbor City, California • Los Angeles, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 9:51 AM EDT
Completed Not applicable Interventional

Aerosols in the Treatment of Pneumocystis Pneumonia: A Pilot Study Quantitating the Deposition of Aerosolized Pentamidine as Delivered in ACTG 040 and Comparing Its Toxicity With Parenteral Pentamidine Therapy

NCT00000722
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1991
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Jul 21, 2026, 9:51 AM EDT
Completed Not applicable Interventional

An Open Label Study to Evaluate the Long-Term Safety and Effectiveness of Aerosol Pentamidine in the Prophylaxis of Pneumocystis Carinii Pneumonia in AIDS Patients

NCT00002030
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate
Drug
Lead sponsor
Fisons
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 9:51 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Performance Evaluation of the VIDAS TB-IGRA Assay.

NCT04048018
View directory record Official record
Conditions
Active Tuberculosis, Latent Tuberculosis Infection, Non-Tuberculous Mycobacterial (NTM) Pneumonia
Interventions
Blood draw and IGRA test
Diagnostic Test
Lead sponsor
BioMérieux
Industry
Eligibility
2 Years and older
Enrollment
2,401 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
7
States / cities
Palo Alto, California • San Diego, California • Denver, Colorado + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2021 · Synced Jul 21, 2026, 9:51 AM EDT
Terminated Phase 2 Interventional Results available

Prevention of S. Aureus Pneumonia Study in Mechanically Ventilated Subjects Who Are Heavily Colonized With S. Aureus.

NCT02940626
View directory record Official record
Conditions
Pneumonia, Ventilator-associated, Pneumonia, Staphylococcal
Interventions
ASN100, Placebo
Drug
Lead sponsor
Arsanis, Inc.
Industry
Eligibility
18 Years and older
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
17
States / cities
Phoenix, Arizona • Sacramento, California • San Francisco, California + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Jul 21, 2026, 9:51 AM EDT
Completed Phase 2 Interventional Results available

A Study Of Intravenous Sulopenem And Oral PF-03709270 In Community Acquired Pneumonia That Requires Hospitalization

NCT00797108
View directory record Official record
Conditions
Pneumonia, Bacterial
Interventions
Sulopenem and PF-03709270, Ceftriaxone and amoxicillin/clavulanate
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
12
States / cities
Chula Vista, California • Oceanside, California • Moline, Illinois + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 9, 2016 · Synced Jul 21, 2026, 9:51 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Aerosolized and Intravenous Colistin in Healthy Adults

NCT01863719
View directory record Official record
Conditions
Pathogen Resistance, Pneumococcal Infection, Pneumonia
Interventions
Colistimethate sodium
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
2
States / cities
Baltimore, Maryland • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 1, 2020 · Synced Jul 21, 2026, 9:51 AM EDT
Active, not recruiting Phase 2 Interventional

Blinded Efficacy and Safety Study of CAL02 IV Plus SOC in Subjects With Severe Community-Acquired Bacterial Pneumonia

NCT05776004
View directory record Official record
Conditions
Pneumonia, Bacterial
Interventions
CAL02, Placebo
Drug
Lead sponsor
Eagle Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
7
States / cities
Fresno, California • Gainesville, Florida • Chicago, Illinois + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Jul 21, 2026, 9:51 AM EDT
Terminated Phase 3 Interventional

Comparison of Three Treatments for Pneumocystis Pneumonia in AIDS Patients

NCT00000730
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimetrexate glucuronate, Methylprednisolone, Pentamidine isethionate, Sulfamethoxazole-Trimethoprim, Leucovorin calcium
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1989
U.S. locations
1
States / cities
West Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Jul 21, 2026, 9:51 AM EDT
Recruiting Phase 1 Interventional

A Study to Assess Sulbactam-durlobactam in Pediatric Patients With Acinetobacter Baumannii-calcoaceticus Complex Infection

NCT06801223
View directory record Official record
Conditions
Acinetobacter Baumannii-calcoaceticus Complex Infection (ABC)
Interventions
Sulbactam 25mg/kg -Durlobactam 25mg/kg (Every 6 hours), Sulbactam 20mg/kg-Durlobactam 20mg/kg (Every 8 hours), Sulbactam 25mg/kg -Durlobactam 25mg/kg (Every 8 hours), Sulbactam 20mg/kg-Durlobactam 20mg/kg (Every 12 hours)
Drug
Lead sponsor
Innoviva Specialty Therapeutics
Industry
Eligibility
1 Day to 18 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
4
States / cities
Los Angeles, California • San Diego, California • Greenville, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Jul 21, 2026, 9:51 AM EDT
Completed Phase 2 Interventional

A Randomized, Double-Blinded, Placebo-Controlled, Phase II Inhaled Interferon Gamma-1b and Antimycobacterials to Treat Pulmonary Mycobacterium Avium Complex Infections

NCT00021567
View directory record Official record
Conditions
Mycobacterium Avium-Intracellulare Infection
Interventions
Interferon Gamma for Aerosol
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 21, 2026, 9:51 AM EDT