Antihistamines are a type of medication that treats allergy symptoms. They block histamine receptors on cells, reducing physical response to allergens. When a person has an allergic reaction, they may ...

Decongestant or antihistamine medicines are sometimes given to children with acute middle ear infection (acute otitis media). It is unclear whether decongestants or antihistamines are effective ...

Urticaria updates from ACAAI 2025 include data on dupilumab for chronic urticaria, the relative effectiveness of 55 ...

You’re sniffling, sneezing and staring at the pharmacy shelf. Here’s how to choose the right option for your symptoms. By Nina Agrawal With tree pollen counts hitting high levels in some parts of the ...

Taking medication for an allergic reaction? You might face severely itchy skin as a side effect of Zyrtec or Xyzal, according to a recent FDA warning for long-term users. Here's what you need to know.

Some people with MS take Benadryl to ease infusion treatment reactions and certain symptoms. But depending on your symptoms, it may not be the best option. There’s been a lot of interest and ...

Understanding how antihistamines work is essential when you are actively trying to conceive or tracking fertility, as they may influence your reproductive health. These common allergy drugs might ...