To treat head injuries, you have to take a number of drugs, including beculenium and pancranium, which reduce brain swelling and pressure, and beryptane, which improves lung function, benzalconium soups that prevent infection, plasma protein sprays that increase blood volume, flasmonics, and other things that are known as immunoglobulins, and so on.
Doctor, I got a head injury from an accident. What kind of medication do you need?