ACTIVE INGREDIENT: The active ingredient in Amazon Basic Care All Day Allergy is cetirizine hydrochloride, an antihistamine approved for the treatment of both indoor and outdoor allergy symptoms ...

Twenty-three of 33 patients treated first with one and later with the other histamine antagonist obtained equal relief with the two. Of the remainder, 5 preferred Benadryl, and 5 Pyribenzamine.

Seasonal allergies happen in the fall too. With ragweed, mold and dust spiking, your fall allergy symptoms might be severe ...

Health agencies are loading up on EpiPens and Benadryl to help with swarming yellow jackets in the aftermath of Hurricane ...

Diphenhydramine, an antihistamine, is sedating and can be very dangerous when taken in large quantities. And many nasal decongestants have interactions with other medications and are not meant to ...