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 2, 2026, 4:46 PM EDT

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

Showing 1–14 of 14 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Histamine skin testing Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Study of Valortim® (MDX-1303) and Its Selected Formulation Components Percutaneous Use

NCT01204866
View directory record Official record
Conditions
Allergic Reactions
Interventions
Valortim and selected Components, Valortim and Selected Components
Biological · Drug
Lead sponsor
PharmAthene, Inc.
Industry
Eligibility
18 Years to 59 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 23, 2010 · Synced Sep 2, 2026, 4:46 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 May 25, 2026 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

SPT for Sensitization of Collagen Dressing

NCT06271993
View directory record Official record
Conditions
Allergy Skin, Allergic Skin Reaction
Interventions
ColActivePlus Collagen Matrix Dressing
Device
Lead sponsor
Covalon Technologies Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Not applicable Interventional Results available

Olopatadine Eye Drops and Allergy Skin Testing

NCT00775658
View directory record Official record
Conditions
Allergic Rhinitis, Allergic Conjunctivitis
Interventions
olopatadine, placebo
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Randomized Evaluation of Ten Allergy Skin Prick Test Devices

NCT03509766
View directory record Official record
Conditions
Allergic Rhinitis, Asthma, Food Allergy, Skin Testing
Interventions
Histamine skin testing
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Allergy Potential of Omeza Collagen Matrix in Human Subjects Using the Skin Prick Method

NCT04510376
View directory record Official record
Conditions
Allergic Reaction
Interventions
Test Article, Positive Control, Negative Control
Device · Other
Lead sponsor
Omeza, LLC
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Aug 11, 2020 · Synced Sep 2, 2026, 4:46 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Effect of HSA or Saline Diluent on Immunotherapy Extract Stability as Determined by Graded ID Skin Tests

NCT01989897
View directory record Official record
Conditions
Allergic Rhinitis
Interventions
saline with 1mg/ml Histamine base, diluent, saline with HSA--phenol
Drug
Lead sponsor
Bryan Martin, DO
Other
Eligibility
18 Years to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 27, 2021 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Topical Tripelennamine 1% Cream Versus Diphenhydramine 1% Cream for the Relief of Histamine-Induced Itching: A Proof Concept Study in Healthy Adults.

NCT07778472
View directory record Official record
Conditions
Healthy
Interventions
Tripelennamine, Diphenhydramine, Vehicle Control Cream Base
Drug
Lead sponsor
Palm Beach Atlantic University
Other
Eligibility
18 Years to 50 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
West Palm Beach, Florida
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

The Evaluation of Bepreve on the Measurement of Wheal and Flare Response From Histamine Skin Prick Testing

NCT01128556
View directory record Official record
Conditions
Histamine Responsive Allergy Patients
Interventions
Bepreve, Refresh Tears
Drug
Lead sponsor
North Texas Institute for Clinical Trials
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Jul 7, 2010 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

NeoMatriX Wound Matrix Collagen Dressing Skin Prick Test

NCT03522675
View directory record Official record
Conditions
Allergy Skin, Allergy, Dermatitis, Allergic Contact
Interventions
NeoMatriX Wound MatriX Collagen Dressing
Device
Lead sponsor
NeXtGen Biologics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated May 30, 2019 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Head-to-Head Comparison Study Between Different FDA Registered Allergy Skin Test Applicators

NCT07400718
View directory record Official record
Conditions
Allergy, Hypersensitivity, Immediate, Ig-E Mediated Food
Interventions
AllerTest-10 Multi-Head Skin Test Device, Skintestor OMNI Multi-Head Skin Test Device, Multi-Test II Multi-Head Skin Test Device, AllerTest-8 Multi-Head Skin Test Device
Device
Lead sponsor
QHSLab, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Evaluation of the Allergenicity of AMPHADASE INJECTION (Hyaluronidase Injection USP)

NCT01689363
View directory record Official record
Conditions
Allergic Skin Reaction
Interventions
Hyaluronidase, Histamine, Saline
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
253 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
5
States / cities
Eugene, Oregon • Lake Oswego, Oregon • Portland, Oregon + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2017 · Synced Sep 2, 2026, 4:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Skin Prick Test of KeraStat® Cream

NCT04058054
View directory record Official record
Conditions
Hypersensitivity
Interventions
KeraStat® Cream, KeraStat Gel, Biafine, Histamine, Saline (0.9% NaCl)
Device · Drug
Lead sponsor
KeraNetics, LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 14, 2022 · Synced Sep 2, 2026, 4:46 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of Allergenicity of Hypoallergenic Peanut Product in Peanut Allergic Subjects

NCT01489514
View directory record Official record
Conditions
Peanut Allergy
Interventions
Epicutaneous skin prick testing
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 26, 2015 · Synced Sep 2, 2026, 4:46 PM EDT