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

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

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT02667379

Enrollment

Registered

2016-01-28

Start date

2016-02-29

Completion date

2016-05-31

Last updated

2016-05-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hypersensitivity

Keywords

Cat, allergy, dander, Fel d 1, Felis domesticus

Brief summary

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

Interventions

OTHERDiagnostic skin testing

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

Study design

Allocation

Intervention model

SINGLE_GROUP

Primary purpose

BASIC_SCIENCE

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

18 Years to 65 Years

Healthy volunteers

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

Design outcomes

Primary

Measure	Time frame	Description
Wheal size of allergic skin reaction in mm² measured 15 minutes after application of test substance	15 minutes	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.

Countries

Switzerland

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026