Cetirizine is an over-the-counter (OTC) antihistamine. Pseudoephedrine is a decongestant. Zyrtec-D is an OTC combination medication of the two. Decongestants help relieve nasal congestion by ...

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 ...

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 ...

Benadryl is an antihistamine that helps relieve the symptoms ... there are some alternatives you can use. Both cetirizine (Zyrtec) and loratadine (Claritin) are considered safe for dogs in the ...

Zyrtec acts the fastest - usually within one ... "My rule about the best one antihistamine is: It's the one that gives you (the individual) the greatest relief with the fewest side effects at ...