Our Ingredients
Active Ingredient: Cetirizine HCl
Having allergies can be frustrating at times, whether they’re making your eyes itch, your nose run, or a combination of the two. So, it’s a relief to know that antihistamines, such as cetirizine hydrochloride – more commonly known as “cetirizine” – can help relieve your symptoms.
ZYRTEC® Tablets Inactive Ingredients
Colloidal Silicon Dioxide
Used in tablets, common foods, and baking powders to prevent lumps from forming.
Croscarmellose Sodium
Helps break down the tablet in your stomach.
Hypromellose
Coating that helps mask bitter taste.
Lactose Monohydrate
Helps distribute the drug in the tablet. Also found in baked goods.
Magnesium Stearate
Coats ingredients and helps prevent them from sticking to each other and to the machines/containers.
Microcrystalline Cellulose
Designed to form and give strength to the tablet.
Polyethylene Glycol
Helps maintain the flexibility and integrity of the tablet coating. Also used in cosmetics and food.
Titanium Dioxide
Used in tablet coating to give a bright white color.
ZYRTEC® Liquids Inactive Ingredients
Anhydrous Citric Acid
Helps adjust the pH in the product and enhances flavor.
Flavors
Enhances flavor profile of product. Children’s ZYRTEC® comes in grape and bubblegum flavors.
Propylene Glycol
Used to prevent crystallization.
Purified Water
The base of our products.
Sodium Benzoate
Helps protect the product from bacterial growth.
Sorbitol Solution
Provides hydration and sweetness to enhance the flavor.
Sucralose
Provides sweetness to enhance the flavor.
Everyday Tips To Manage Your Allergies

Understanding Allergies
What Is ZYRTEC® & What is it Used For?
Learn about what ZYRTEC® can do to help relieve common allergy symptoms.

Understanding Allergies
Common Allergy Symptoms and How to Get Relief
Learn more about allergy symptoms and how to identify common signs of a reaction. Find out how you can seek relief from allergies with ZYRTEC®.

Understanding Allergies
What Is Cetirizine Hydrochloride (HCl), And What Is It Used For?
Cetirizine is an antihistamine often used to treat allergy symptoms. In this guide, we explore how it works, its side-effects and correct dosage.