Allergy Treatment
Types of Allergy Medicine
Find out what kinds of allergy treatments are available, and how they work to relieve your symptoms.
Pollen Count
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Allergy Symptoms
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®.
Allergy Symptoms
Sore Throat From Allergies: Symptoms and Remedies
Many people will experience a sore throat from their allergies. Find out more about this symptom, and how you might be able to soothe it.
Allergy Forecast
Discover Your Allergy Forecast with ZYRTEC®
Get allergy forecasts & see pollen counts near you today with our online allergy index tool or try the ALLERGYCAST® app for a personalized allergy forecast & tracker.
Allergy Treatment
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.
Allergy Symptoms
6 Things to Know About Sinuses
You know sinuses are in your head, but have you ever wondered exactly what they are? Here are some things to know about sinuses.
Allergy Treatment
What are Antihistamines and How Do They Work?
Learn all about antihistamines, including what they are, how they work, what they treat & more. Plus, find answers to frequently asked questions about antihistamines.
Allergy Symptoms
Itchy, Runny Nose from Allergies: Causes, Symptoms and Relief
Got an itchy nose, or a nose that won’t stop running? It could be due to allergies, or allergic rhinitis. Discover itchy & runny nose causes, symptoms & treatments.
