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 ...

When shopping for an OTC allergy medicine, consider your or your child's symptoms, type of antihistamine, medication side effects, and age appropriateness. Additionally, you should determine the form ...

An allergic reaction is-- what happens is the body stimulates histamine. And it's the histamine that produces all of these generalized symptoms, hence the word antihistamine. So these break down ...

Over-the-counter and prescription antihistamine tablets ... one-year expiration dates. All allergy medicines are regulated by the FDA, which takes a strict, no-leeway stance on expired medicine ...

So, your allergies ... the histamine reaction without affecting sleepiness. Today, both forms still exist, for different purposes. For example, you may want a sedative antihistamine like Benadryl ...

If you are one of the millions of people worldwide suffering from allergies, you may take an antihistamine pill ... scientists in the Perelman School of Medicine at the University of Pennsylvania ...

For patients with allergic rhinitis ... with moderate-to-severe SAR (without regard to previous SAR therapies) to twice-daily azelastine (an intranasal antihistamine), fluticasone propionate ...