Allergy Tests

What Affects the Test

Reasons you may not be able to have a skin test or why the results may not be helpful include:

• Exercise that causes excessive sweating.
• Getting a skin patch wet.
• Taking medicines such as antihistamines or tricyclic antidepressants.

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Author:	Debby Golonka, MPH	Last Updated: August 8, 2007
Medical Review:	Caroline S. Rhoads, MD - Internal Medicine Harold S. Nelson, MD - Allergy and Immunology
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