Skin Tests in Cat Allergic Patients With Cat Dander Samples Obtained Before and After Vaccinating the Cat

N/ACompletedNCT02667379

University of Zurich7 enrolled

Overview

Determination of allergenicity of cat dander samples obtained before and after vaccinating the cat

Study Type

INTERVENTIONAL

Allocation

Purpose

BASIC_SCIENCE

Masking

NONE

Enrollment

Conditions

Hypersensitivity

Interventions

Diagnostic skin testingOTHER

14 Skin prick tests on each volar forearm with cat dander samples.

Eligibility

Sex: ALLMin age: 18 YearsMax age: 65 Years

Medical Language ↔ Plain English

Inclusion Criteria: * Informed Consent as documented by signature (Appendix Informed Consent Form) * Male or female between 18 years to 65 years * Confirmed cat allergy (positive skin prick test) Exclusion Criteria: * Diseases or medications, influencing the skin tests or impairing the correct conduct and evaluation of the study * History of anaphylactic reaction * Pregnancy * Skin irritations in test area * Participation in another clinical trial within the last 30 days and during the present study

Locations (1)

University Hospital Zurich, Dept of Dermatology

Zurich, Canton of Zurich, Switzerland

Outcomes

Primary Outcomes

Wheal size of allergic skin reaction in mm² measured 15 minutes after application of test substance

The primary variable will be the wheal size area of the immediate phase reaction in mm² measured after 15 minutes. Determination of the concentration threshold at which no more skin reactivity can be observed.

Time frame: 15 minutes

Data from ClinicalTrials.gov

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