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ClinicalTrials.gov public records Last synced Sep 15, 2026, 11:26 AM EDT

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Showing 1–24 of 47 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: piperacillin-tazobactam Clear all
Active, not recruiting Phase 2 Interventional

Choosing the Best Antibiotic to Protect Friendly Gut Bacteria During the Course of Stem Cell Transplant

NCT03078010
View directory record Official record
Conditions
Intestinal Microbiome, Febrile Neutropenia
Interventions
Piperacillin-tazobactam, cefepime
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
347 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
2
States / cities
Hackensack, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 15, 2026, 11:26 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Antibiotic Safety (SCAMP)

NCT01994993
View directory record Official record
Conditions
Complicated Intra Abdominal Infections
Interventions
ampicillin and metronidazole and gentamicin, ampicillin and gentamicin and clindamycin, gentamicin and Piperacillin- tazobactam, standard of care antibiotics and metronidazole, metronidazole, clindamycin, or piperacillin-tazobactam
Drug
Lead sponsor
Michael Cohen-Wolkowiez
Other
Eligibility
Up to 120 Days
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
45
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Loma Linda, California + 35 more
Source: ClinicalTrials.gov public record
Updated May 29, 2019 · Synced Sep 15, 2026, 11:26 AM EDT
Terminated Phase 4 Interventional

Noninferiority Comparison of Prophylactic Open Fracture Antimicrobial Regimens

NCT03560232
View directory record Official record
Conditions
Open Fracture, Post-Op Wound Infection
Interventions
Ceftriaxone, Ampicillin/sulbactam, Piperacillin/tazobactam, Cefazolin + Gentamicin, Clindamycin + Gentamicin
Drug
Lead sponsor
Mercy Health Ohio
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
2
States / cities
Warren, Ohio • Youngstown, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 10, 2020 · Synced Sep 15, 2026, 11:26 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Safety and Efficacy of ZTI-01 (IV Fosfomycin) vs Piperacillin/Tazobactam for Treatment cUTI/AP Infections

NCT02753946
View directory record Official record
Conditions
Urinary Tract Infection Symptomatic, Acute Pyelonephritis, Urinary Tract Infection Complicated
Interventions
ZTI-01, Piperacillin-tazobactam
Drug
Lead sponsor
Nabriva Therapeutics AG
Industry
Eligibility
18 Years and older
Enrollment
465 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
6
States / cities
Pensacola, Florida • Augusta, Georgia • Columbus, Georgia + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2019 · Synced Sep 15, 2026, 11:26 AM EDT
Recruiting No phase listed Observational

Shorter Versus Extended Course of Antibiotic Therapy for Necrotizing Soft Tissue Infections

NCT06002607
View directory record Official record
Conditions
Necrotizing Soft Tissue Infection
Interventions
Antibiotic duration (short course), Antibiotic duration (extended course)
Other
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Sep 15, 2026, 11:26 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Two Different Antibiotics Versus One Antibiotic for Pediatric Perforated Appendicitis

NCT03289351
View directory record Official record
Conditions
Perforated Appendicitis, Postoperative Infection
Interventions
Piperacillin, Tazobactam Drug Combination
Drug
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
Up to 18 Years
Enrollment
162 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
2
States / cities
Phoenix, Arizona • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 11, 2024 · Synced Sep 15, 2026, 11:26 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

SYN-004 Safety and Tolerability in Allo-HCT Subjects

NCT04692181
View directory record Official record
Conditions
Acute Graft-Versus-Host Reaction Following Bone Marrow Transplant, Prevention of CDI in Adult Patients Being Treated With IV Beta-lactam Antibiotics
Interventions
SYN-004, Ribaxamase or Placebo
Biological
Lead sponsor
Theriva Biologics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Sep 15, 2026, 11:26 AM EDT
Completed Phase 4 Interventional Results available

Effect of Antibiotic Choice On ReNal Outcomes (ACORN)

NCT05094154
View directory record Official record
Conditions
Sepsis, AKI, Neurotoxicity
Interventions
anti-pseudomonal cephalosporin, anti-pseudomonal penicillin
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
2,634 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 21, 2023 · Synced Sep 15, 2026, 11:26 AM 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 12, 2008 · Synced Sep 15, 2026, 11:26 AM EDT
Completed Phase 3 Interventional Results available

Does Cefoxitin or Piperacillin-Tazobactam Prevent Postoperative Surgical Site Infections After Pancreatoduodenectomy?

NCT03269994
View directory record Official record
Conditions
Pancreatic Cancer, Pancreas Cancer, Pancreatic Diseases
Interventions
Cefoxitin, Piperacillin-tazobactam
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
967 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
29
States / cities
Sacramento, California • Atlanta, Georgia • Chicago, Illinois + 24 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Sep 15, 2026, 11:26 AM EDT
Terminated Phase 3 Interventional

Pivotal Study in Nosocomial Pneumonia Suspected or Confirmed to be Due to Pseudomonas

NCT03582007
View directory record Official record
Conditions
Pneumonia
Interventions
Murepavadin, One anti-pseudomonal antibiotic
Drug
Lead sponsor
Polyphor Ltd.
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
2
States / cities
Iowa City, Iowa • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 27, 2019 · Synced Sep 15, 2026, 11:26 AM EDT
Completed Phase 3 Interventional

Study Comparing the Safety and Efficacy of Piperacillin/Tazobactam to Cefepime in Patients With Hematologic Malignancy or Lymphoma

NCT00044759
View directory record Official record
Conditions
Hematologic Neoplasms
Interventions
Piperacillin/Tazobactam (Tazocin)
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2003
U.S. locations
31
States / cities
Little Rock, Arkansas • Los Angeles, California • Denver, Colorado + 25 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2007 · Synced Sep 15, 2026, 11:26 AM EDT
Withdrawn Phase 2 Interventional

Fecal Transplant +/- Gut Decontamination in Preventing Acute Graft Versus Host Disease in Patients Given Broad-Spectrum Antibiotics

NCT03862079
View directory record Official record
Conditions
Graft-versus-host Disease Prevention
Interventions
Best Practice, Fecal Microbiota Transplantation, Nystatin, Piperacillin-Tazobactam
Other · Procedure · Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
16 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 3, 2020 · Synced Sep 15, 2026, 11:26 AM EDT
Completed Phase 1 Interventional Results available

Pharmacokinetics and Safety of Piperacillin-tazobactam in Neonates

NCT00873327
View directory record Official record
Conditions
Sepsis
Interventions
piperacillin-tazobactam
Drug
Lead sponsor
Phillip Brian Smith
Other
Eligibility
Up to 60 Days
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
4
States / cities
Indianapolis, Indiana • Wichita, Kansas • Kansas City, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2018 · Synced Sep 15, 2026, 11:26 AM EDT
Completed No phase listed Observational

Antimicrobial PK in Infants With Suspected or Confirmed Infection

NCT00491426
View directory record Official record
Conditions
Infection
Interventions
Ampicillin, Metronidazole, Piperacillin/Tazobactam, Acyclovir, Amphotericin B, Ambisome, Anidulafungin, Caspofungin
Drug
Lead sponsor
Duke University
Other
Eligibility
Up to 120 Days
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
6
States / cities
La Jolla, California • Washington D.C., District of Columbia • Louisville, Kentucky + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 18, 2012 · Synced Sep 15, 2026, 11:26 AM EDT
Terminated Phase 2 Interventional Results available

Efficacy of Oral Antibiotic Therapy Compared to Intravenous Antibiotic Therapy for Osteomyelitis

NCT02168816
View directory record Official record
Conditions
Osteomyelitis
Interventions
Intravenous Antibacterial Agent, Oral Antibacterial Agent
Drug
Lead sponsor
Loyola University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Maywood, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Sep 15, 2026, 11:26 AM EDT
Terminated Phase 4 Interventional Results available

BL Infusion Trial:Beta-lactam Continuous Versus Intermittent Infusion and Associated Bacterial Resistance and Therapy Outcomes in Critically Ill Patients With Severe Pneumonia

NCT05102162
View directory record Official record
Conditions
Pneumonia
Interventions
Cefepime, Meropenem, or Piperacillin/Tazobactam
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 100 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 11, 2023 · Synced Sep 15, 2026, 11:26 AM EDT
Terminated Phase 4 Interventional Results available

Comparing Oral Versus Parenteral Antimicrobial Therapy

NCT05977868
View directory record Official record
Conditions
Endovascular Infection, Bone and Joint Infection, Skin and Soft Tissue Infection, Pulmonary Infection, Gastrointestinal Infection, Genitourinary Infection
Interventions
Amoxicillin, amoxicillin-clavulanate, cefadroxil, cefpodoxime, cefalexin, ciprofloxacin, delafloxacin, doxycycline, levofloxacin, linezolid, Ampicillin, ampicillin-sulbactam, cefazolin, cefepime, ceftaroline, ceftazidime, ceftazidime-avibactam, dalbavancin, daptomycin, ertapenem
Drug
Lead sponsor
West Virginia University
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 15, 2026, 11:26 AM EDT
Active, not recruiting Phase 2 Interventional

RGX-314 Gene Therapy Administered in the Suprachoroidal Space for Participants With Neovascular Age-Related Macular Degeneration (nAMD)

NCT04514653
View directory record Official record
Conditions
Neovascular Age-Related Macular Degeneration (nAMD)
Interventions
Ranibizumab, ABBV-RGX-314 Dose 1, ABBV-RGX-314 Dose 2, ABBV-RGX-314 Dose 3, Local Steroid, Topical Steroid, ABBV-RGX-314 Dose 4
Biological · Genetic · Drug
Lead sponsor
AbbVie
Industry
Eligibility
50 Years to 89 Years
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
18
States / cities
Phoenix, Arizona • Bakersfield, California • Beverly Hills, California + 15 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 15, 2026, 11:26 AM EDT
Terminated Phase 4 Interventional Results available

Continuous Infusion Piperacillin-tazobactam for the Treatment of Cystic Fibrosis

NCT01694069
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Piperacillin-tazobactam combination product
Drug
Lead sponsor
West Virginia University
Other
Eligibility
8 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Jan 31, 2022 · Synced Sep 15, 2026, 11:26 AM EDT
Terminated Not applicable Interventional Results available

Operative vs Non-Operative Management of Acute Appendicitis and Acute Cholecystitis in COVID-19 Positive Patients

NCT04748120
View directory record Official record
Conditions
Covid19, Appendicitis, Cholecystitis, Acute, Cholecystitis; Gallstone, Cholecystitis
Interventions
Operative management, Non-operative management
Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 13, 2022 · Synced Sep 15, 2026, 11:26 AM EDT
Terminated Phase 2 Interventional Results available

Comparative Study of Ceftazidime-Avibactam Versus Standard of Care as Therapy in Febrile Neutropenic Adults With Cancer

NCT02732327
View directory record Official record
Conditions
Neoplasms, Febrile Neutropenia
Interventions
CAZ-AVI, Vancomycin, Linezolid, Cefepime, Meropenem, Piperacillin/tazobactam
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 20, 2017 · Synced Sep 15, 2026, 11:26 AM EDT
Terminated No phase listed Observational

PK of Piperacillin/Tazobactam in Adults Undergoing ECMO

NCT03467854
View directory record Official record
Conditions
Acute Respiratory Failure With Hypoxia
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 25, 2024 · Synced Sep 15, 2026, 11:26 AM EDT
Completed Not applicable Interventional Results available

PK/PD of High Dose Pip/Tazo in Obese Patients

NCT01923363
View directory record Official record
Conditions
Obesity
Interventions
Piperacillin/Tazobactam Standard Dose to High Dose
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 89 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Oct 25, 2018 · Synced Sep 15, 2026, 11:26 AM EDT