Besides antihistamines, which classes of medications do you counsel patients to avoid prior to skin testing to avoid interfering with the results?

Besides H1 antihistamines, which medications do you counsel patients to hold before allergy skin testing?

• Tricyclic antidepressants
• Benzodiazepines
• Mirtazapine
• Quetiapine
• H2 receptor antagonists
• Topical corticosteroids at the testing site
• Topical tacrolimus at the testing site
• Omalizumab
• Other