2022

Medications That May Interfere With Your Allergy Test

Certain drugs can affect your skin-based allergy test. Even over-the-counter medications and some foods may affect your test. Some medications and foods may suppress the immune system response and cause a false negative. Others may cause a false positive. Keep reading to learn more about medications and foods you may need to avoid before getting an allergy test. If you are on prescription medication, always ask your doctor before stopping them.