Allergy Guide

Does your child have a cough or congestion? Discover causes, symptoms & treatments for allergies & upper respiratory conditions to help your little one recover quickly.

Can pets truly be hypoallergenic? What makes a dog hypoallergenic? What does hypoallergenic actually mean? Get your questions about hypoallergenic pets answered here.

Can allergies cause headaches? Find out if allergies are causing your headaches, learn how allergies can trigger migraines, and discover treatment and relief tips.

An itchy nose can be really irritating, especially when it leads to a runny nose and sneezing at inconvenient times. Whether you’re in the office, relaxing at home or driving somewhere, it’s never ideal to have a stuffy nose or runny nose. But what causes these symptoms? Read on to learn more.

Learn why allergies can get worse at night and find solutions to for a restful sleep. Explore common triggers and prevention tips for night time allergy symptoms.

Suffering from congestion? Discover what decongestants do, how they work, compare decongestants vs antihistamines, and learn how decongestants like ZYRTEC-D^® can help.

Learn how allergies can lead to sinus infections & find prevention tips. Discover the causes & symptoms of allergies vs sinus infections & find effective treatment options.

If you’re in need of relief from itchy eyes and a runny nose, there are plenty of lifestyle changes to help you manage your allergies at home.

To help determine if your child is indeed suffering from allergies, ask yourself: Do their symptoms linger well beyond the typical seven to 10 days you would expect from the common cold?

Pollen count is important to many allergy sufferers– but what does the term actually mean, and what time of day is worst for pollen?

Not sure what’s causing your sore throat or runny nose? Learn about the similarities and differences between covid-19 and allergy symptoms.

Learn about what ZYRTEC^® can do to help relieve common allergy symptoms.