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ClinicalTrials.gov public records Last synced Oct 4, 2026, 2:49 AM EDT

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Showing 97–120 of 173 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Penicillin G potassium Clear all
Completed Phase 4 Interventional

Use of a Novel Diet (UC DIET) for Treatment of Mild to Moderate Active Pediatric Ulcerative Colitis

NCT02345733
View directory record Official record
Conditions
Ulcerative Colitis (UC)
Interventions
Ulcerative Colitis Diet, Antibiotic cocktail
Other · Drug
Lead sponsor
Prof. Arie Levine
Government
Eligibility
8 Years to 19 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 1, 2022 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Phase 3 Interventional Results available

Efficacy of Antibiotics in Children With Acute Sinusitis: Which Subgroups Benefit?

NCT02554383
View directory record Official record
Conditions
Sinusitis, Respiratory Tract Infections
Interventions
Amoxicillin-clavulanate, Placebo
Drug
Lead sponsor
Nader Shaikh
Other
Eligibility
2 Years to 11 Years
Enrollment
515 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
6
States / cities
Bardstown, Kentucky • Gresham, Oregon • Philadelphia, Pennsylvania + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2023 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Phase 2 Interventional Results available

A Study to Assess the Safety, Tolerability and Efficacy of OP0201 as an Adjunct Treatment for Acute Otitis Media in Infants and Children Aged 6 to 24 Months

NCT03818815
View directory record Official record
Conditions
Acute Otitis Media
Interventions
OP0201, Placebo, Amoxicillin-clavulanate
Combination Product · Drug
Lead sponsor
Novus Therapeutics, Inc
Industry
Eligibility
6 Months to 24 Months
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 18, 2020 · Synced Oct 4, 2026, 2:49 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Withdrawn Phase 2 Interventional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 4, 2020 · Synced Oct 4, 2026, 2:49 AM EDT
Not listed Phase 4 Interventional

Efficacy of Oral vs IV Antibiotics in the Treatment of Orofacial Osteomyelitis

NCT05867654
View directory record Official record
Conditions
Osteomyelitis of Jaw
Interventions
Amoxicillin-clavulanate 875mg/125mg q12hrs, oral clindamycin 300mg q6hrs, Levofloxacin 750mg QID
Drug
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 17, 2024 · Synced Oct 4, 2026, 2:49 AM EDT
Terminated Phase 3 Interventional Results available

Study of Intravenous Ceftolozane/Tazobactam Compared to Piperacillin/Tazobactam in Ventilator-Associated Pneumonia

NCT01853982
View directory record Official record
Conditions
Ventilator-Associated Pneumonia (VAP)
Interventions
Ceftolozane/Tazobactam, Piperacillin/Tazobactam
Drug
Lead sponsor
Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Industry
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
11
States / cities
Jacksonville, Florida • Chicago, Illinois • Baltimore, Maryland + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 16, 2018 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Not applicable Interventional

Acupuncture and Herbal Treatment of Chronic HIV Sinusitis

NCT00002149
View directory record Official record
Conditions
HIV Infections, Sinusitis
Interventions
Clavulanate potassium, Pseudoephedrine hydrochloride, Amoxicillin trihydrate
Drug
Lead sponsor
Immune Enhancement Project
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 4, 2026, 2:49 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Latency Antibiotics in Previable PPROM, 18 0/7- 22 6/7 WGA

NCT04047849
View directory record Official record
Conditions
Rupture of Membranes; Delayed Delivery (Following Spontaneous Rupture), Rupture of Membranes; Premature, Rupture of Membranes; Premature, Affecting Fetus, Preterm Birth, Preterm PROM (Pregnancy), Preterm Labor
Interventions
Antibiotics, oral Azithromycin and oral Amoxicillin
Drug
Lead sponsor
Woman's
Other
Eligibility
18 Years and older · Female only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 11, 2021 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Shaping the Indications for Periodontal Adjunctive Antibiotics in Dental Practice

NCT06131021
View directory record Official record
Conditions
Periodontitis, Periodontal Diseases, Periodontal Pocket
Interventions
Amoxicillin, Metronidazole, Placebo
Drug · Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
35 Years and older
Enrollment
236 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Phase 1 Interventional

A Pharmacokinetic Study of LP-001 in Children With a Bacterial Infection

NCT05584683
View directory record Official record
Conditions
Pediatric, Bacterial Infections
Interventions
Amoxicillin potassium clavulanate, Amoxicillin potassium clavulanate (Augmentin ES-600)
Drug
Lead sponsor
Kaizen Bioscience Co.
Industry
Eligibility
3 Months to 24 Months
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 5, 2025 · Synced Oct 4, 2026, 2:49 AM EDT
Not yet recruiting Phase 4 Interventional

Comparative Effectiveness of Available Treatments for Sinus and Ear Infections in Children (Acute Otitis Media)

NCT07730814
View directory record Official record
Conditions
Acute Otitis Media (AOM)
Interventions
Amoxicillin, Amoxicillin-Clavulanate, Amoxicillin Placebo, Amoxicillin-Clavulanate Placebo
Drug
Lead sponsor
Nader Shaikh
Other
Eligibility
6 Months to 36 Months
Enrollment
1,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
5
States / cities
Denver, Colorado • Durham, North Carolina • Cincinnati, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Phase 4 Interventional Results available

Penicillin De-labeling in the Pediatric Primary Care Setting

NCT05010304
View directory record Official record
Conditions
Penicillin Allergy, Penicillin Reaction
Interventions
Amoxicillin
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
2 Years to 18 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 14, 2024 · Synced Oct 4, 2026, 2:49 AM EDT
Completed No phase listed Observational

Pharmacokinetic (PK) and Pharmacodynamic (PD) Modeling of Ampicillin and Gentamicin in Peripartum Patients

NCT02427932
View directory record Official record
Conditions
Drug Metabolism During Pregnancy
Interventions
Ampicillin, Ampicillin and Gentamicin, Gentamicin
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 10, 2017 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Antibiotics on Enteric Neurons and Glia

NCT05834036
View directory record Official record
Conditions
Antibiotic Enterocolitis
Interventions
Amoxicillin Oral Capsule
Drug
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Phase 2 Interventional Results available

Antibiotic "Dysbiosis" in Preterm Infants

NCT02784821
View directory record Official record
Conditions
Enterocolitis, Necrotizing, Bacteremia, Bronchopulmonary Dysplasia, Intraventricular Hemorrhage, Periventricular Leukomalacia, Chronic Lung Disease, Ileal Perforation
Interventions
Antibiotic, Gastric fluid, Breast milk, Stool samples, Antibiotics
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
23 Weeks to 33 Weeks
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 5, 2024 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Phase 4 Interventional

Amoxicillin for the Treatment of Pediatric Autoimmune Disorders Associated With Streptococcal Infections

NCT00001658
View directory record Official record
Conditions
Autoimmune Disease, Mental Disorder, Obsessive Compulsive Disorder, Streptococcal Infection, Tic Disorder
Interventions
Amoxicillin
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 4, 2026, 2:49 AM EDT
Terminated Phase 3 Interventional Results available

A Safety and Tolerability Study of Doripenem Compared With Meropenem in Children Hospitalized With Complicated Intra-abdominal Infections

NCT01110382
View directory record Official record
Conditions
Abscess, Intra-Abdominal, Abdominal Abscess, Abdomen, Acute, Abdominal Pain, Appendicitis, Rupture, Infection, Intestinal Perforation, Peritonitis, Ileus
Interventions
Doripenem, Meropenem placebo, Meropenem, Doripenem placebo, Amoxicillin/clavulanate potassium
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
3 Months to 18 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
4
States / cities
San Diego, California • Washington D.C., District of Columbia • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2014 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Randomized Controlled Trial Investigating if Antibiotic Use in the First 48 Hours of Life Adversely Impacts the Preterm Infant Microbiome

NCT02477423
View directory record Official record
Conditions
Premature Birth of Newborn, Enterocolitis, Necrotizing
Interventions
Ampicillin, Gentamicins, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
Up to 6 Hours
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Not applicable Interventional

Guidelines for Acute Sinusitis

NCT00132275
View directory record Official record
Conditions
Sinusitis
Interventions
Amoxicillin potassium clavulanate
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
1 Year to 10 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 20, 2008 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Phase 3 Interventional Results available

ERADICATE Hp2 - Treating Helicobacter Pylori With RHB-105 Compared to Active Comparator

NCT03198507
View directory record Official record
Conditions
Helicobacter Pylori Infection, Dyspepsia
Interventions
RHB-105, Active Comparator
Drug
Lead sponsor
RedHill Biopharma Limited
Industry
Eligibility
18 Years to 70 Years
Enrollment
455 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
55
States / cities
Dothan, Alabama • Phoenix, Arizona • Tucson, Arizona + 46 more
Source: ClinicalTrials.gov public record
Updated Mar 16, 2020 · Synced Oct 4, 2026, 2:49 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 26, 2018 · Synced Oct 4, 2026, 2:49 AM 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 2, 2026 · Synced Oct 4, 2026, 2:49 AM EDT
Completed Not applicable Interventional Results available

Comparing Healthcare Utilization Between Adenotonsillectomy Patients With and Without Postoperative Antibiotic Use

NCT01561703
View directory record Official record
Conditions
Snoring, Strep Throat
Interventions
Antibiotic
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
Up to 17 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 19, 2017 · Synced Oct 4, 2026, 2:49 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 Feb 1, 2022 · Synced Oct 4, 2026, 2:49 AM EDT