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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Antimicrobial Prophylaxis Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Topical Antibacterial Agents for Prevention of COVID-19

NCT05449392
View directory record Official record
Conditions
COVID-19, SARS-CoV2 Infection
Interventions
Neosporin, Vaseline
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 2, 2023 · Synced Sep 21, 2026, 4:23 AM EDT
Not listed Not applicable Interventional

Trial to Reduce Antimicrobial Prophylaxis Errors (TRAPE)

NCT00114036
View directory record Official record
Conditions
Cardiovascular Surgical Procedures, Arthroplasty, Replacement, Hysterectomy
Interventions
Quality improvement strategies
Behavioral
Lead sponsor
Agency for Healthcare Research and Quality (AHRQ)
Federal
Eligibility
Not listed
Timeline
2002 – 2005
U.S. locations
3
States / cities
Oakbrook Terrace, Illinois • Winston-Salem, North Carolina • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 21, 2026, 4:23 AM EDT
Completed No phase listed Observational Results available

Perioperative Antibiotic Choices for Surgical Prophylaxis in Penicillin-allergic Pediatric Patients

NCT02036840
View directory record Official record
Conditions
Penicillin Allergy
Interventions
Antibiotic
Drug
Lead sponsor
Joseph D. Tobias
Other
Eligibility
Not listed
Enrollment
513 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 21, 2015 · Synced Sep 21, 2026, 4:23 AM EDT
Completed No phase listed Observational

Antibiotic Prophylaxis Before Percutaneous Gastrostomy

NCT01424085
View directory record Official record
Conditions
Infection
Interventions
Not listed
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 90 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 10, 2016 · Synced Sep 21, 2026, 4:23 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Vascular Surgical Antibiotic Prophylaxis Study (VSAPS 2)

NCT01612052
View directory record Official record
Conditions
MRSA - Methicillin Resistant Staphylococcus Aureus Infection
Interventions
Antibiotic Prophylaxis
Drug
Lead sponsor
CAMC Health System
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Feb 19, 2013 · Synced Sep 21, 2026, 4:23 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, 4:23 AM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Azithromycin Prophylaxis for PRElabor CEsarean DElivery Trial

NCT06605118
View directory record Official record
Conditions
Obstetrical Complications, Labor and Delivery Complication, Cesarean Delivery
Interventions
Azithromycin Injection, Placebo, Standard of Care Preoperative antibiotics
Drug
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
8,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
14
States / cities
Birmingham, Alabama • San Francisco, California • Chicago, Illinois + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Sep 21, 2026, 4:23 AM EDT
Completed Not applicable Interventional Results available

Antibiotic Use Following Distal and Mid-shaft Hypospadias Repair

NCT02593903
View directory record Official record
Conditions
Hypospadias
Interventions
Septra
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
6 Months to 2 Years · Male only
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 4, 2018 · Synced Sep 21, 2026, 4:23 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Effectiveness Study of Zymar Versus Vigamox for Preoperative Sterilization of the Ocular Surface After Loading Dose

NCT00347828
View directory record Official record
Conditions
Eye Infection, Infection
Interventions
Moxifloxacin ophthalmic solution 0.5%, Gatifloxacin ophthalmic solution 0.3%
Drug
Lead sponsor
Ophthalmic Consultants of Boston
Other
Eligibility
25 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 3, 2006 · Synced Sep 21, 2026, 4:23 AM EDT
Withdrawn Phase 4 Interventional

Role of Prophylactic Postoperative Antibiotics in HoLEP

NCT05274672
View directory record Official record
Conditions
Benign Prostatic Hyperplasia, Urinary Tract Infections
Interventions
Nitrofurantoin, Cephalexin, Sulfamethoxazole Trimethoprim Combination, Ciprofloxacin, Holmium Laser Enucleation of prostate
Drug · Procedure
Lead sponsor
Baylor Research Institute
Other
Eligibility
40 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Temple, Texas
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Sep 21, 2026, 4:23 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Use of Prophylactic Antibiotics Prior to OnabotulinumtoxinA

NCT05519072
View directory record Official record
Conditions
Antibiotic Prophylaxis
Interventions
Nitrofurantoin
Drug
Lead sponsor
Atlantic Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Morristown, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 26, 2024 · Synced Sep 21, 2026, 4:23 AM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Trial of 70% Ethanol Versus Heparin to Reduce the Rate of Central Line Infections in Children With Short Bowel Syndrome

NCT01263574
View directory record Official record
Conditions
Catheter Related Infections, Short Bowel Syndrome
Interventions
70% ethanol
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
3 Months and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 21, 2017 · Synced Sep 21, 2026, 4:23 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Velocity 2: An Anthrax Vaccine and Antibiotics Clinical Study

NCT04067011
View directory record Official record
Conditions
Anthrax
Interventions
Ciprofloxacin 500Mg Tablet, Doxycycline 100Mg Tablet, AV7909
Drug · Biological
Lead sponsor
Emergent BioSolutions
Industry
Eligibility
18 Years to 45 Years
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
4
States / cities
DeLand, Florida • Kansas City, Missouri • Omaha, Nebraska + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 7, 2025 · Synced Sep 21, 2026, 4:23 AM EDT
Active, not recruiting Phase 4 Interventional

Utility of Single-dose Oral Antibiotic Prophylaxis in Prevention of Surgical Site Infection in Dermatologic Surgery

NCT04580472
View directory record Official record
Conditions
Surgical Site Infection
Interventions
Cephalexin, Placebo capsules
Drug · Other
Lead sponsor
Carilion Clinic
Other
Eligibility
18 Years and older
Enrollment
574 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Sep 21, 2026, 4:23 AM EDT
Completed Phase 2 Interventional Results available

Antibacterial Mouthwash for Pharyngeal Gonorrhea Prevention

NCT04966507
View directory record Official record
Conditions
Gonorrhea
Interventions
Listerine Antiseptic Mouthwash Product, Biotene Mouthwash
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 21, 2026, 4:23 AM EDT
Terminated Phase 4 Interventional

Daptomycin Use for Antimicrobial Prophylaxis in Methicillin Resistant Staphylococcus Aureus (MRSA) Colonized Adult Patients Undergoing Primary Elective Hip, Knee, or Shoulder Arthroplasty

NCT01196169
View directory record Official record
Conditions
Staphylococcal Infections, Methicillin-resistant Staphylococcus Aureus
Interventions
Daptomycin, Vancomycin
Drug
Lead sponsor
Mountain Home Research & Education Corporation
Other
Eligibility
18 Years to 90 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Johnson City, Tennessee • Mountain Home, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 2, 2014 · Synced Sep 21, 2026, 4:23 AM 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 15, 2012 · Synced Sep 21, 2026, 4:23 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Antibiotic Prophylaxis for Transrectal Prostate Biopsy

NCT01659866
View directory record Official record
Conditions
Infection
Interventions
Ciprofloxacin, trimethoprim-sulfamethoxazole, cefuroxime, ceftriaxone, gentamicin, amikacin, aztreonam, imipenem
Drug
Lead sponsor
Northwestern University
Other
Eligibility
30 Years to 90 Years · Male only
Enrollment
563 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 24, 2019 · Synced Sep 21, 2026, 4:23 AM EDT
Terminated Phase 4 Interventional Results available

Bezlotoxumab as Secondary Prophylaxis for C. Difficile in High-risk Hospitalized Patients Exposed to Antibiotics.

NCT03937999
View directory record Official record
Conditions
Clostridium Difficile
Interventions
Bezlotoxumab
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
60 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Nov 8, 2022 · Synced Sep 21, 2026, 4:23 AM EDT
Recruiting Phase 3 Interventional

Evaluation of a New Strategy for Protocolized Antibiotic Care for Severe Open Fractures: SEXTANT 2

NCT04678154
View directory record Official record
Conditions
Post Operative Surgical Site Infection
Interventions
Standard of care, Vancomycin and Tobramycin
Drug
Lead sponsor
Major Extremity Trauma Research Consortium
Other
Eligibility
18 Years to 64 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
31
States / cities
Redwood City, California • San Francisco, California • Aurora, Colorado + 25 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 21, 2026, 4:23 AM EDT
Completed Phase 1 Interventional

A Study of Doripenem in Infants Less Than 12 Weeks of Age

NCT01381848
View directory record Official record
Conditions
Bacterial Infections
Interventions
Doripenem
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
Up to 12 Weeks
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
7
States / cities
Little Rock, Arkansas • Orange, California • Royal Oak, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 9, 2013 · Synced Sep 21, 2026, 4:23 AM EDT
Completed Phase 2 Interventional Results available

Efficacy of Oral Vancomycin Prophylaxis for Prevention of Recurrent Clostridium Difficile Infection

NCT03462459
View directory record Official record
Conditions
Recurrent Clostridium Difficile Infection, Clostridium Difficile Infection, CDI, C.Difficile Diarrhea, C. Diff Colitis, C.Difficile Colitis
Interventions
Vancomycin, Placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 24, 2025 · Synced Sep 21, 2026, 4:23 AM EDT
Recruiting Phase 4 Interventional

Duration of Cardiac Antimicrobial Prophylaxis Outcomes Study

NCT05447559
View directory record Official record
Conditions
Surgical Site Infection
Interventions
Cefazolin, Water for injection
Drug
Lead sponsor
Monash University
Other
Eligibility
18 Years and older
Enrollment
9,180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Sep 21, 2026, 4:23 AM EDT
Terminated Phase 3 Interventional

Isavuconazole for the Prevention of COVID-19-associated Pulmonary Aspergillosis

NCT04707703
View directory record Official record
Conditions
Severe Acute Respiratory Syndrome Coronavirus 2, Aspergillosis Invasive
Interventions
Isavuconazonium Injection [Cresemba], Placebo
Drug
Lead sponsor
Jeffrey Jenks, MD, MPH
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
3
States / cities
Orange, California • Sacramento, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Nov 24, 2022 · Synced Sep 21, 2026, 4:23 AM EDT