Cetirizine Dihydrochloride 10mg Tablets. Why Choose Cetirizine Dihydrochloride Tablets?. Each tablet contains 10mg of Cetirizine Dihydrochloride. Expiry Date: Cetirizine Allergy Relief Tablets LOT Number: Cetirizine Allergy Relief Tablets Product Line: Cetirizine Allergy Relief Tablets Unit Quantity: 30.