Emerphed

Ephedrine is a medication and stimulant.[5] It is often used to prevent low blood pressure during anesthesia.[5] It has also been used for asthma, narcolepsy, and obesity but is not the preferred treatment.[5] It is of unclear benefit in nasal congestion.[5] It can be taken by mouth or by injection into a muscle, vein, or just under the skin.[5] Onset with intravenous use is fast, while injection into a muscle can... [wikipedia]