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Showing 1–24 of 48 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Antibiotic Duration Clear all
Completed Not applicable Interventional Results available

INSPIRE Trial for Skin and Soft Tissue Infections

NCT05423756
View directory record Official record
Conditions
Skin and Soft Tissue (SST) Infection
Interventions
Arm 1: Routine Care, Arm 2: INSPIRE Stewardship Bundle for Skin and Soft Tissue Infection
Other
Lead sponsor
Harvard Pilgrim Health Care
Other
Eligibility
18 Years and older
Enrollment
118,562 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
102
States / cities
Riverside, California • San Jose, California • Thousand Oaks, California + 80 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Jul 21, 2026, 4:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Duration of Antibiotic Therapy on Recovery Following Tonsillectomy

NCT00662987
View directory record Official record
Conditions
Tonsillectomy
Interventions
7 days of amoxicillin, 3 days of amoxcillin followed by 4 days of placebo
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
Up to 18 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 20, 2008 · Synced Jul 21, 2026, 4:26 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Serum Levels of Doxycycline at the Time of Abortion With Two Dosing Regimens

NCT00177333
View directory record Official record
Conditions
Abortion, Induced, Vomiting
Interventions
Doxycycline
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 28, 2016 · Synced Jul 21, 2026, 4:26 PM 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, 4:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effective Antibiotic Treatment of MRSA

NCT00388310
View directory record Official record
Conditions
Skin Diseases, Infectious
Interventions
Culture
Procedure
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Nov 8, 2012 · Synced Jul 21, 2026, 4:26 PM 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 3, 2017 · Synced Jul 21, 2026, 4:26 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Trial Comparing the Optimal Timing of Antibiotic Prophylaxis at the Time of Cesarean Delivery

NCT00811603
View directory record Official record
Conditions
Cesarean Section, Infection
Interventions
Cefazolin (Timing of Antibiotic Prophylaxis)
Drug
Lead sponsor
MemorialCare
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
2
States / cities
Long Beach, California • Orange, California
Source: ClinicalTrials.gov public record
Updated Sep 17, 2009 · Synced Jul 21, 2026, 4:26 PM EDT
Active, not recruiting No phase listed Observational

Intermountain Stewardship in Community Outpatient Settings-Resources & Engagement-Pediatrics

NCT07334795
View directory record Official record
Conditions
Respiratory Infection (for Example, Pneumonia, Bronchitis), Antibiotic, Antibiotic Duration, Antibiotic Prescribing for Acute Respiratory-tract Infections
Interventions
Implementation strategies including training & education, EMR tools, audit & feedback reports, and facilitation
Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
6 Months to 17 Years
Enrollment
259,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Murray, Utah
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Jul 21, 2026, 4:26 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Outpatient Antibiotics Following Previable Rupture of Membranes (pPPROM) Between 18 0/7 and 22 6/7 Weeks Gestational Age

NCT05345457
View directory record Official record
Conditions
Pregnancy Preterm, Pregnancy Prom, PROM, Preterm (Pregnancy), PROM (Pregnancy), Premat Rupture Membranes Preterm Unspec to Length of Time Between Rupture/Labor, Premature Birth
Interventions
Azithromycin Pill, Amoxicillin Pill
Drug
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Jul 21, 2026, 4:26 PM EDT
Completed No phase listed Observational Results available

Effect of Emergency Department Care Reorganization on Door-to-antibiotic Times for Sepsis (LDS SWARM)

NCT03226366
View directory record Official record
Conditions
Septic Shock, Sepsis
Interventions
Immediate evaluation by multidisciplinary team
Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
3,230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
4
States / cities
Murray, Utah • Riverton, Utah • Salt Lake City, Utah + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2020 · Synced Jul 21, 2026, 4:26 PM EDT
Completed Not applicable Interventional

Restricted or Liberal Antibiotics After Appendectomy - Denver Health

NCT05002829
View directory record Official record
Conditions
Appendicitis
Interventions
Restricted Duration of SOC Antibiotic Use, Liberal Duration of SOC Antibiotic Use
Other
Lead sponsor
Denver Health and Hospital Authority
Other
Eligibility
18 Years and older
Enrollment
657 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Jul 21, 2026, 4:26 PM 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 Jul 21, 2026, 4:26 PM EDT
Completed Not applicable Interventional Results available

Short (5 Days) Versus Long (14 Days) Duration of Antimicrobial Therapy for Acute Bacterial Sinusitis in Children

NCT01166945
View directory record Official record
Conditions
Sinusitis
Interventions
Amoxicillin-Potassium Clavulanate Combination, Placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
1 Year to 10 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
2
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 9, 2019 · Synced Jul 21, 2026, 4:26 PM EDT
Recruiting Phase 4 Interventional

Assessing the Utility of Prophylactic Antibiotics at Time of Urethral Bulking Using Bulkamid (Bulkamid Study)

NCT06706362
View directory record Official record
Conditions
Stress Urinary Incontinence
Interventions
Bactrim or Macrobid, Placebo
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Jul 21, 2026, 4:26 PM EDT
Completed No phase listed Observational

Assessment of Severe Extremity Wound Bioburden at the Time of Definitive Wound Closure or Coverage

NCT01496014
View directory record Official record
Conditions
Open Fracture
Interventions
Not listed
Lead sponsor
Major Extremity Trauma Research Consortium
Other
Eligibility
18 Years to 64 Years
Enrollment
646 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2022
U.S. locations
40
States / cities
San Diego, California • San Francisco, California • Denver, Colorado + 34 more
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Jul 21, 2026, 4:26 PM EDT
Completed No phase listed Observational

Sepsis Post Market Observational Study and Potential Reduction of Time to Antibiotics - Washington University

NCT04353388
View directory record Official record
Conditions
Sepsis, Adult Disease, Severe Sepsis, Emergency Department
Interventions
CBC-DIFF Monocyte Volume Width Distribution (MDW)
Diagnostic Test
Lead sponsor
Beckman Coulter, Inc.
Industry
Eligibility
18 Years to 89 Years
Enrollment
1,139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Jul 21, 2026, 4:26 PM EDT
Completed Not applicable Interventional Results available

Duration of Antibiotic Treatment for Early VAP (DATE) Trial

NCT01994980
View directory record Official record
Conditions
Early Ventilator Associated Pneumonia
Interventions
Default 4 days antibiotic therapy
Drug
Lead sponsor
Denver Health and Hospital Authority
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 9, 2023 · Synced Jul 21, 2026, 4:26 PM EDT
Recruiting Phase 4 Interventional

Short Versus Standard of Care Antibiotic Duration for Children Hospitalized for CAP

NCT06494072
View directory record Official record
Conditions
Community Acquired Pneumonia in Children
Interventions
Ampicillin for Injection, Ceftriaxone for Injection, Amoxicillin, Ampicillin / Sulbactam Injection, Amoxicillin-clavulanate, Clindamycin, Cefprozil, Levofloxacin
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
3 Months to 18 Years
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced Jul 21, 2026, 4:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Decreasing Antibiotic Duration for Skin and Soft Tissue Infection Using Behavioral Economics in Primary Care

NCT05226260
View directory record Official record
Conditions
Cellulitis, Abscess, Drain Abscess, Impetigo, Skin Infection, Antibiotic Duration, Behavioral Economics
Interventions
Default Duration order Panel
Behavioral
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
3 Months to 99 Years
Enrollment
1,634 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 7, 2025 · Synced Jul 21, 2026, 4:26 PM EDT
Completed Not applicable Interventional Results available

The INSPIRE-ASP PNA Trial

NCT03697070
View directory record Official record
Conditions
Pneumonia
Interventions
INSPIRE CPOE Smart Prompt, Routine Care
Other
Lead sponsor
Harvard Pilgrim Health Care
Other
Eligibility
18 Years and older
Enrollment
44,780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
59
States / cities
Riverside, California • San Jose, California • Thousand Oaks, California + 51 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2025 · Synced Jul 21, 2026, 4:26 PM EDT
Completed Phase 2 Interventional

Study to Evaluate the Effect of KB001-A on Time-to-Need for Antibiotic Treatment

NCT01695343
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
KB001-A, Placebo Comparator
Biological · Drug
Lead sponsor
Humanigen, Inc.
Industry
Eligibility
12 Years to 50 Years
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
58
States / cities
Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 52 more
Source: ClinicalTrials.gov public record
Updated Jan 13, 2015 · Synced Jul 21, 2026, 4:26 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Preoperative Prophylactic Antibiotic Duration in Moderate to High Risk Ureteroscopy

NCT06149455
View directory record Official record
Conditions
Infections, Urinary Tract, Nephrolithiasis
Interventions
Duration of antibiotics
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 99 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 14, 2023 · Synced Jul 21, 2026, 4:26 PM EDT
Terminated Phase 4 Interventional Results available

The Duration of Antibiotic Therapy for Early (DATE) Ventilator Associated Pneumonia (VAP): 4 vs. 7 Days

NCT05545735
View directory record Official record
Conditions
Ventilator Associated Pneumonia
Interventions
Standard of Care Antibiotic Therapy
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Jul 21, 2026, 4:26 PM EDT
Completed No phase listed Observational

Time From Onset of Fever to Administration of Antibiotics in Neutropenic Fever Patients

NCT03968328
View directory record Official record
Conditions
Febrile Neutropenia, Fever
Interventions
Interview, Survey Administration
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
315 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 20, 2023 · Synced Jul 21, 2026, 4:26 PM EDT