The Food and Drug Administration has just approved a first-of-its-kind needle-free alternative to EpiPens or epinephrine autoinjectors. Neffy, a nasal spray that delivers a dose of epinephrine, is the ...

Anaphylaxis can cause severe itching, difficulty breathing, fainting, and abdominal pain. These symptoms usually begin about 30 minutes after coming into contact with an allergy trigger. First, call ...