Final answer:
Epinephrine, also known as adrenaline, is the most common medication used to counteract the effects of anaphylaxis. Other medications such as antihistamines and corticosteroids may also be used.
Step-by-step explanation:
Anaphylaxis, a severe allergic reaction, can be treated with specific medications. The most common medication associated with anaphylaxis is epinephrine. Epinephrine, also known as adrenaline, is injected into the body to counteract the drop in blood pressure and relax bronchial smooth muscles. It is commonly administered through an auto-injector like the EpiPen®. Other medications that may be used to treat anaphylaxis include antihistamines and corticosteroids.