Tag: Skin prick test

According to allergists, antihistamines are designed to block the body's natural allergic response, which is precisely why taking antihistamines before an allergy test can lead to inaccurate and misleading results. This interference can result in a 'false negative' outcome, potentially masking a genuine allergy and delaying proper diagnosis and treatment.

According to research published in the *Journal of Allergy and Clinical Immunology*, long-term oral corticosteroid therapy does not appear to alter skin prick test (SPT) reactivity for immediate-type allergies. This might be surprising, but it highlights the nuances in how **prednisone** affects allergy testing, depending on the dosage, duration, and type of test being performed.

In 2021, nearly one-third of U.S. adults reported having a seasonal allergy, eczema, or food allergy. If you're one of them and preparing for diagnostics, you may ask: **Can you take montelukast before allergy testing?** The answer is generally yes.