Zyrtec can be given to children to treat allergy symptoms, but it may cause mild side effects like drowsiness and dry mouth.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Allergy season is in full swing, and chances are, if you're one of the 25 percent of adults who suffer ...

Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more ...

Penicillin allergy is one of the most reported drug allergies in the U.S., but the vast majority of those reports are inaccurate. Understanding the truth behind this allergy is crucial — not just for ...

Medically reviewed by Corinne Savides Happel, MD Key Takeaways Allergy immunotherapy works by gradually exposing the immune ...

Allergies are becoming more prevalent in the US, affecting over 100 million individuals. Common allergies include eczema, ...