They also feature in medications for cardiovascular problems. Epinephrine and norepinephrine have similar chemical structures. However, they produce different effects on the body. Both play a role ...

While epinephrine is widely accepted by experts as effective at treating severe allergic reactions, use of the chemical — purified adrenaline that dates back to the early 20th century ...

The hormone epinephrine is the go-to therapy for anaphylaxis ... Certain immune cells in the body release the chemical histamine and other compounds that lead to, among other harms, plummeting ...