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ClinicalTrials.gov public records Last synced Oct 16, 2026, 5:05 PM EDT

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Showing 1–24 of 150 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Amoxicillin Clear all
Completed Early Phase 1 Interventional

Antibiotics Prior to Mini-screw Implant Insertion

NCT03582605
View directory record Official record
Conditions
Inflammation at Mini-screw Insertion Site, Mobility, Mini-screw
Interventions
Amoxicillin, Placebo oral capsule
Drug
Lead sponsor
St. Louis University
Other
Eligibility
12 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 12, 2020 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Phase 3 Interventional Results available

Reduced Clavulanate Formulation of Amoxicillin-Clavulanate in Children 6-23 Months With Acute Otitis Media

NCT02630992
View directory record Official record
Conditions
Acute Otitis Media
Interventions
Amoxicillin-Clavulanate potassium
Drug
Lead sponsor
Nader Shaikh
Other
Eligibility
6 Months to 23 Months
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 3, 2018 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Penicillin Allergy Testing in STD Clinics

NCT04620746
View directory record Official record
Conditions
Penicillin Allergy
Interventions
Penicillin Major Determinant (PrePen) Skin Testing, Direct Oral challenge
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
284 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
New Orleans, Louisiana • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioequivalence Study of Amoxicillin 400 mg/Clavulanic Acid 57 mg Chewable Tablets Under Fasting Conditions

NCT00778661
View directory record Official record
Conditions
Healthy
Interventions
amoxicillin 400mg + clovalunic acid 57.5mg tablets
Drug
Lead sponsor
Ranbaxy Laboratories Limited
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 23, 2008 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioequivalence Study of Amoxicillin 400 mg/Clavulanic Acid 57 mg Chewable Tablets Under Fed Conditions

NCT00778284
View directory record Official record
Conditions
Healthy
Interventions
Amoxicillin 400mg + clovalunic acid 57.5mg chewable tablets
Drug
Lead sponsor
Ranbaxy Laboratories Limited
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 23, 2008 · Synced Oct 16, 2026, 5:05 PM EDT
Withdrawn No phase listed Observational

The Role of Antibiotic Prophylaxis in Cleft Palate and Velopharyngeal Insufficiency Repair

NCT02688634
View directory record Official record
Conditions
Cleft Palate
Interventions
Amoxicillin
Drug
Lead sponsor
University of Florida
Other
Eligibility
1 Month to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 21, 2017 · Synced Oct 16, 2026, 5:05 PM EDT
Recruiting Early Phase 1 Interventional

Evaluation of an Oral Microbiota-based Therapeutic as a Treatment Option for PSC

NCT06197308
View directory record Official record
Conditions
Primary Sclerosing Cholangitis
Interventions
oral vancomycin and oral amoxicillin
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 76 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 20, 2026 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Phase 3 Interventional

A Multicenter, Randomized, Double-Blind, Double-Dummy Study Of Azithromycin SR Versus Amoxicillin For The Treatment Of Strep Throat In Children

NCT00643149
View directory record Official record
Conditions
Tonsillitis
Interventions
amoxicillin, azithromycin SR
Drug
Lead sponsor
Pfizer
Industry
Eligibility
2 Years to 12 Years
Enrollment
693 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
33
States / cities
Hoover, Alabama • Pelham, Alabama • Fresno, California + 20 more
Source: ClinicalTrials.gov public record
Updated May 17, 2011 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Phase 2Phase 3 Interventional

Safety and Efficacy Study of Ceftaroline Versus a Comparator in Pediatric Subjects With Community Acquired Bacterial Pneumonia (CABP)

NCT01530763
View directory record Official record
Conditions
Infections, Community Acquired Pneumonia
Interventions
Ceftaroline fosamil, Ceftriaxone, amoxicillin clavulanate
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
2 Months to 18 Years
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
13
States / cities
Long Beach, California • Oakland, California • Orange, California + 10 more
Source: ClinicalTrials.gov public record
Updated Jan 13, 2015 · Synced Oct 16, 2026, 5:05 PM 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 16, 2026, 5:05 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

A Comparative, Single-Center, Pediatric Taste Test Study of Omnicef Versus Amoxicillin Antibiotic Suspension Medications

NCT00645125
View directory record Official record
Conditions
Healthy
Interventions
cefdinir (Omnicef), amoxicillin
Drug
Lead sponsor
Abbott
Industry
Eligibility
4 Years to 8 Years
Enrollment
154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2003
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 27, 2008 · Synced Oct 16, 2026, 5:05 PM EDT
Terminated Phase 4 Interventional

Oral Penicillin Challenge and Allergy De-labeling in Children

NCT05563610
View directory record Official record
Conditions
Penicillin Allergy
Interventions
Amoxicillin 500mg
Drug
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
2 Years to 17 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 14, 2024 · Synced Oct 16, 2026, 5:05 PM EDT
Recruiting Phase 2 Interventional

Optimizing the Diagnostic Approach to Cephalosporin Allergy Testing

NCT06406114
View directory record Official record
Conditions
Drug Allergy, Cephalosporin Allergy, Drug Hypersensitivity, Antibiotic Allergy, Beta Lactam Adverse Reaction, Drug-Induced Anaphylaxis, Cephalosporin Reaction
Interventions
Beta-lactam antibiotic (cefazolin, cefuroxime, cefotaxime, ceftazidime, ceftriaxone, cefepime, pre-pen, penicillin G, ampicillin, and histamine) double-blind skin testing, Culprit cephalosporin (cefazolin, ceftazidime, ceftriaxone, cefepime, cephalexin, cefaclor, cefadroxil, cefuroxime, cefpodoxime, cefdinir, or cefixime) double-blind placebo-controlled drug challenge, Similar cephalosporin (cefepime, ceftriaxone, cefaclor, cephalexin, cefixime, or cefdinir) antibiotic double-blind placebo-controlled drug challenge, Dissimilar cephalosporin (ceftriaxone or cefazolin) antibiotic double-blind placebo-controlled drug challenge, Amoxicillin double-blind placebo-controlled drug challenge
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
6
States / cities
Scottsdale, Arizona • San Francisco, California • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 16, 2026, 5:05 PM EDT
Withdrawn Early Phase 1 Interventional Accepts healthy volunteers

Pre-Emptive Analgesia in Dental Implant Surgery

NCT03243032
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Ibuprofen 600 mg, Local anesthetic Group 1, Placebo oral capsule, Local anesthetic Control
Drug
Lead sponsor
Satheesh Elangovan
Other
Eligibility
18 Years to 64 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Oct 12, 2018 · Synced Oct 16, 2026, 5:05 PM EDT
Not yet recruiting Phase 4 Interventional

Antibiotics After Incision and Drainage to Prevent Fistula Formation After First Episode of Perianal Abscess

NCT07704359
View directory record Official record
Conditions
Perianal Abscess, Anal Fistula
Interventions
Amoxicillin + Clavulanate, Ciprofloxacin + Metronidazole
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Inpatient Penicillin Allergy Delabeling Study

NCT05020327
View directory record Official record
Conditions
Penicillin Allergy, Penicillin Sensitivity, Penicillin Reaction, Penicillin Intolerance
Interventions
Graded Oral Amoxicillin Challenge, De-labelling in electronic medical record, Referral to Allergy Immunology/Retention of Allergy Label
Drug · Other
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
3 Years to 18 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 20, 2023 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Interactions Between Cranberry Juice and Antibiotics Used to Treat Urinary Tract Infections

NCT00084201
View directory record Official record
Conditions
Urinary Tract Infections
Interventions
Cranberry juice, Amoxicillin
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
6 Years to 50 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 30, 2006 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Phase 3 Interventional Results available

Sulopenem Followed by Sulopenem-etzadroxil/Probenecid vs Ertapenem Followed by Cipro for Complicated UTI in Adults

NCT03357614
View directory record Official record
Conditions
Complicated Urinary Tract Infections
Interventions
Sulopenem, Sulopenem-Etzadroxil/Probenecid, Ertapenem, Ciprofloxacin, Amoxicillin-clavulanate
Drug
Lead sponsor
Iterum Therapeutics, International Limited
Industry
Eligibility
18 Years and older
Enrollment
1,395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
15
States / cities
Bellflower, California • Chula Vista, California • La Mesa, California + 11 more
Source: ClinicalTrials.gov public record
Updated Dec 29, 2020 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Phase 1 Interventional

Phase I Study of Safety and Immunogenicity of ADU-623

NCT01967758
View directory record Official record
Conditions
Astrocytic Tumors, Glioblastoma Multiforme, Anaplastic Astrocytoma, Brain Tumor
Interventions
Cohort 1, Cohort 2, Cohort 3, Antibiotics
Biological · Drug
Lead sponsor
Providence Health & Services
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 17, 2018 · Synced Oct 16, 2026, 5:05 PM EDT
Terminated Early Phase 1 Interventional

Geisinger Antibiotic Allergy Pilot Program: Assess and Address

NCT05464615
View directory record Official record
Conditions
Penicillin Allergy
Interventions
Amoxicillin
Drug
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
4
States / cities
Danville, Pennsylvania • Lewiston, Pennsylvania • Scranton, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Oct 16, 2026, 5:05 PM EDT
Not yet recruiting Phase 4 Interventional

Congenital Syphilis Treatment Trial (CONSISTENT) in Neonates

NCT07457385
View directory record Official record
Conditions
Syphilis, Congenital
Interventions
Benzathine Penicillin, Amoxicillin
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
0 Days to 30 Days
Enrollment
374 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
11
States / cities
Birmingham, Alabama • Mobile, Alabama • Orange, California + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Evaluation of Skin Testing Reagents for Penicillin Allergy

NCT01818336
View directory record Official record
Conditions
History of IgE Dependent Reaction to a Penicillin Product
Interventions
Penicillin skin test kit
Drug
Lead sponsor
AllerQuest LLC
Industry
Eligibility
18 Years and older
Enrollment
481 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
13
States / cities
Homewood, Alabama • Tucson, Arizona • Walnut Creek, California + 10 more
Source: ClinicalTrials.gov public record
Updated Jan 4, 2017 · Synced Oct 16, 2026, 5:05 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Mechanisms of Preventing Antibiotic-Associated Diarrhea and the Role for Probiotics

NCT03755765
View directory record Official record
Conditions
Antibiotic-associated Diarrhea
Interventions
Amoxicillin-Clavulanate 875 Mg-125 Mg Oral Tablet, BB-12, Control
Drug · Biological · Other
Lead sponsor
Georgetown University
Other
Eligibility
18 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 17, 2023 · Synced Oct 16, 2026, 5:05 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Researchers At UC San Diego Are Learning About the Benefits of Human Milk and How It Influences Infant and Child Health

NCT05553743
View directory record Official record
Conditions
Breastfeeding, COVID-19 Infection, COVID-19 Vaccine, Remdesivir, Antibiotics
Interventions
COVID-19 Exposure, Antibiotic
Biological · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2040
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 31, 2025 · Synced Oct 16, 2026, 5:05 PM EDT