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Allergy Guide

We’re here to help you understand allergies so you can conquer them! Discover articles to help you learn about and manage all types of allergies.

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Cold vs Allergies
Understanding Allergies

Cold vs Allergies: What’s The Difference?

When it comes to a cold vs allergies, you might experience similar symptoms. Discover the difference between allergies and a cold today.

Woman suffering from allergies and blowing her nose while outside
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®.

What is ZYRTEC-D® and What is it Used for?
Understanding Allergies

What is ZYRTEC-D® and What is it Used For?

Want to learn about ZYRTEC-D® & how it can help relieve your allergy & congestion symptoms? Learn about ZYRTEC-D®, including active ingredients, uses, side effects & more.

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Fatigue and Allergies
Understanding Allergies

Fatigue From Allergies: Causes, Symptoms, and Relief

Are you struggling with Allergy Fatigue? Learn about different causes, symptoms and relief tips to help you manage your sleepiness caused by allergies.

Couple reading with their daughter
Kids' Allergies

COVID-19, Flu, RSV, Cold, or Allergies? Find Out What's Causing Your Child's Symptoms

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

Woman smiling with her dor licking her cheek.
Understanding Allergies

The Truth About Hypoallergenic Pets and Allergies

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

Woman blowing her nose
Understanding Allergies

What Can Happen When You Don’t Treat Allergies?

What can happen when you don’t treat allergies? Learn about the possible negative side effects of leaving your allergy symptoms untreated.

Headaches from Allergies: Causes, Symptoms & Relief
Understanding Allergies

Headaches from Allergies: Causes, Symptoms & Relief

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

Itchy, Runny Nose from Allergies: Causes, Symptoms and Relief
Understanding Allergies

Itchy, Runny Nose from Allergies: Causes, Symptoms and Relief

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.

Woman sleeping over a pillow with a clock on the nighstand
Understanding Allergies

Allergies at Night

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.

Woman with a headache holding a glass of water
Understanding Allergies

All About Decongestants

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

Woman sneezing in front of a man
Understanding Allergies

Can Allergies Cause Sinus Infections?

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

Family of three adults sitting outside along side a creek, laughing and enjoying a sunny day.
Understanding Allergies

What Helps with Allergies at Home? How to Manage Symptoms with Lifestyle Changes

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.

Two happy children playing together outside during the day.
Kids' Allergies

How to Help Your Child Get Relief From Seasonal Allergies

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?

What is Pollen Count?
Outdoor Allergies

What is Pollen Count?

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

Allergies vs COVID 19
Understanding Allergies

Allergies vs COVID 19

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

Man blowing his nose.
Understanding Allergies

What Is ZYRTEC® & What is it Used For?

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

How to Tell if A Child Has Allergies: 5 Signs Parents Should Look For
Kids' Allergies

How to Tell if A Child Has Allergies: 5 Signs Parents Should Look For

How can you tell if your kid has seasonal allergy symptoms? Learn about 5 common allergy signs in kids to help you determine if your child or toddler may have allergies.

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