Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 10, 2026, 2:39 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–12 of 12 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Penicillin allergy testing Clear all
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 20, 2023 · Synced Sep 10, 2026, 2:39 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 3, 2026 · Synced Sep 10, 2026, 2:39 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 19, 2023 · Synced Sep 10, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Providing Stratification of Low Risk Penicillin Allergies on Penicillin Allergy Label Removal in ICU Setting

NCT03702283
View directory record Official record
Conditions
Penicillin Allergy
Interventions
Penicillin Allergic Risk Stratification Best Practice Alert
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 12, 2022 · Synced Sep 10, 2026, 2:39 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Desensitization of Human Mast Cells: Mechanisms and Potential Utility for Preventing Anaphylaxis

NCT00868842
View directory record Official record
Conditions
Anaphylaxis
Interventions
Not listed
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 45 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 13, 2014 · Synced Sep 10, 2026, 2:39 PM EDT
Recruiting Phase 4 Interventional

Cost Effectiveness in Alveolar Bone Grafting in Patients With Cleft Lip and Palate

NCT04234971
View directory record Official record
Conditions
Cleft Lip and Palate
Interventions
Intervention group (DBM/BMP), Control group(autologous ICBG)
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
6 Years to 15 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Sep 10, 2026, 2:39 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Allergy Testing of Patients Labeled as Penicillin Allergic

NCT02983630
View directory record Official record
Conditions
Drug Hypersensitivity
Interventions
Penicillin allergy testing
Other
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Jan 8, 2018 · Synced Sep 10, 2026, 2:39 PM EDT
Not listed No phase listed Observational

Asymptomatic Bacteriuria & Risk of Urinary Tract Infection in Renal Transplants

NCT01349738
View directory record Official record
Conditions
Bacteriuria, Urinary Tract Infections, Asymptomatic Infections, Transplantation Infection
Interventions
Antibiotic
Drug
Lead sponsor
Rice, James C., M.D.
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2011 · Synced Sep 10, 2026, 2:39 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 3, 2017 · Synced Sep 10, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effect of Providing Stratification of Low Risk Penicillin Allergies on Penicillin Allergy Label Removal

NCT03702270
View directory record Official record
Conditions
Penicillin Allergy
Interventions
Penicillin Allergic Risk Stratification Best Practice Alert
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
2,052 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 17, 2024 · Synced Sep 10, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Challenges Without Prior Skin Testing

NCT03158831
View directory record Official record
Conditions
Drug Hypersensitivity, Penicillin Allergy, Antibiotic Allergy
Interventions
Placebo-Controlled Graded Drug Challenge
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
7 Years and older
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Nov 15, 2021 · Synced Sep 10, 2026, 2:39 PM EDT
Completed Not applicable Interventional

The Use of Penicillin Allergy Clinical Decision Rule to Enable Direct Oral Penicillin Challenge

NCT04454229
View directory record Official record
Conditions
Hypersensitivity, Immediate, Hypersensitivity, Delayed, Hypersensitivity Response
Interventions
Direct oral penicillin challenge, Standard of care
Other
Lead sponsor
Austin Health
Government
Eligibility
18 Years and older
Enrollment
382 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Durham, North Carolina • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 5, 2023 · Synced Sep 10, 2026, 2:39 PM EDT