Zyrtec 24 Hour Allergy Relief Tablets combine 10 mg cetirizine hydrochloride per tablet in a prescription-strength, non-drowsy antihistamine formula designed to deliver a full day of targeted relief for indoor allergies caused by dust, mold, and pet dander and for outdoor seasonal allergies triggered by tree pollen, weeds, and grasses. Each cetirizine 10 mg tablet provides 24-hour relief from runny nose, sneezing, itchy, watery eyes, and itching of the nose or throat and starts working within one hour of dosing. This non drowsy allergy medicine is formulated to help you stay comfortable through work, school, and travel without disrupting daily routines. Suitable for adults and children 6 years and older, these allergy pills are HSA and FSA eligible for convenient reimbursement on allergy medicine expenses and require no prescription. As the #1 allergist-recommended brand among over-the-counter oral antihistamines, Zyrtec Tablets deliver consistent performance with daily dosing for reliable indoor and outdoor allergy relief. Packaged in a child-resistant bottle, this 75-count pack offers a 75-day supply of once-daily tablets that fit easily in medicine cabinets and travel kits so you can keep allergy meds on hand when pollen counts rise or pet exposure increases. These tablets contain the active ingredient cetirizine hydrochloride, a widely used antihistamine favored by healthcare professionals for relief of hay fever and other upper respiratory allergy symptoms. Ideal for year-round use during seasonal peaks and common indoor exposures, Zyrtec Tablets help manage symptoms from dust, mold, pet dander, and outdoor allergens like tree and grass pollen to maintain comfort throughout the day. Do not take more than one 10 mg cetirizine HCl tablet in 24 hours. Always read and follow label directions, warnings, and important safety information included on the package.