Zyrtec 24-Hour Allergy Relief delivers powerful, long-lasting protection against indoor and outdoor allergens with a single daily dose. Each liquid gel capsule contains cetirizine hydrochloride, a trusted antihistamine that works to reduce sneezing, itching, watery eyes, and runny nose. Fast-acting and non-drowsy, this formula provides consistent relief for up to 24 hours, making it ideal for year-round allergy management. The convenient 25-count package ensures you have reliable symptom control on hand whenever seasonal or environmental allergens strike. Clinically proven and recommended by healthcare professionals, Zyrtec offers effective allergy relief without the sedation of older antihistamines.