Medically reviewed by Femi Aremu, PharmDBenadryl (diphenhydramine) is an over-the-counter (OTC) antihistamine that is ...

Some allergy specialists are questioning whether one of the most familiar and oldest antihistamines, diphenhydramine, needs ...

Benadryl is an antihistamine that contains diphenhydramine as its active ingredient. Antihistamines block histamine receptors in the body to alleviate allergy symptoms such as itchiness, sneezing, and ...

s stock had its worst day in nearly two years on Tuesday, as the maker of Band-Aids, Benadryl and Tylenol said tariffs, persistent inflation and weaker demand for allergy medicine, due to a late ...

A chlorine rash is a red, itchy rash that shows up within hours after swimming in a chlorinated pool or soaking in a hot tub. It's due to chemical exposure and not typically an allergy. Treatment and ...

Forbes contributors publish independent expert analyses and insights. Jen Reeder is an award-winning journalist who specializes in pets.

cow’s milk nuts eggs fruit Symptoms of food allergies can be mild, such as a rash. A more severe example is hives. Hives can appear when certain foods are eaten. Most people with allergies have ...

With temperatures warming up in Michigan, residents might want to take a swim, but that could leave you itching.

Pediatricians at Penn State Health Children’s Hospital are seeing flu, viral upper respiratory infections, ear infections, viral rashes and seasonal allergies. WellSpan Pediatric Medicine ...

The Asian needle ant packs a sting that can be potentially deadly. Here's how to spot it and the necessary steps to take if you've been stung.

ACTIVE INGREDIENT: The active ingredient in Amazon Basic Care All Day Allergy is cetirizine hydrochloride, an antihistamine approved for the treatment of both indoor and outdoor allergy symptoms ...