Benadryl (diphenhydramine) is an over-the-counter (OTC) antihistamine commonly used to treat allergies that is also sometimes used as a sleep aid for insomnia. Benadryl is only intended for the ...

Different medications can treat allergies, including steroids and allergy shots, but one of the first things to try is an antihistamine. These are over-the-counter (OTC) and prescription ...

Immunotherapy aims to turn the body’s immune system into an ally in the fight against cancer. One way that can happen is by stimulating T cells to identify and kill unwanted tumor cells. Unfortunately ...