New research shows that blocking histamine with allergy meds may reduce fitness gains. Learn how your body uses histamine ...

For some, the word "histamine" might evoke thoughts of seasonal allergies: runny noses, scratchy throats and itchy eyes. But ...

Q. After trying several nasal sprays and prescription medications for severe seasonal allergies, I was thrilled to find that levocetirizine worked wonders. In January, I started taking one tablet per ...

I started taking one tablet per day. In February, I developed severe knee pain, along with stiffness and soreness throughout ...

Just in time for allergy season, a recent FDA warning describes a new side effect for those who take Zyrtec or Xyzal long-term. This is what you should know.

Two common anti-allergy medications can leave you feeling scratchier than ever. The Food and Drug Administration is warning that stopping long-term use of cetirizine and levocetirizine can, in ...

Two antihistamines, including Zyrtec, are under warning by the FDA after people reported “severe itching” after ceasing long-term use of the drugs—what to know.

Hundreds of people who stopped using allergy medications like Zyrtec and Xyzal noticed an uncomfortable new side effect, the U.S. Food and Drug Administration said in a warning issued this month.

NEW YORK, May 27: The US Food and Drug Administration (FDA) has issued a warning regarding a rare but troubling side effect experienced by some individuals who stop taking certain over-the-counter ...

UNDATED (WKRC) — Officials are warning of a rare, but "severe" reaction from certain allergy medications. The Food and Drug Administration (FDA) has issued a warning regarding the ...

The U.S. Food and Drug Administration has issued a warning about a rare but severe reaction that can happen to people who stop taking oral allergy medicines like Zyrtec or Xyzal.