Thumb Score: +10 Amazon [amazon.com] has 30-Count Amazon Basic Care All Day Allergy Cetirizine Hydrochloride Tablets (10 mg) for $2.21 when you 'clip' the 25% discount coupon on the product page and check out with Subscribe & Save. Shipping is free w/ Prime or on $35+. Product Description from Amazon[LIST][*]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.