Abruptly stopping these antihistamines after long-term use without tapering can lead to severe itching, the FDA said.

As spring blooms in May, weed pollen peaks—triggering allergies for millions. Explore the science behind this reaction and ...

Certain antihistamines found in common allergy medications and sleep aids are liked to an increased dementia risk. Doctors ...

When your skin is red, itchy, and irritated, it could be a rash or it might be hives. We spoke with experts to learn how to ...

Allegra and Claritin are both allergy medications, helping relieve symptoms like sneezing, a runny nose, or itchy eyes. But the active ingredients in each are different. Allegra contains ...