Ephedrine is a pharmaceutical that is used as a stimulant, decongestant, and diet pill. It's chemically similar to amphetamine and methamphetamine. It works by increasing the activity of norepinephrine.
It has several side effects including tachycardia, arrhythmia, flushing, sweating, nausea, restlessness, and insomnia. It must be avoided altogether for patients with a number of diseases, including high blood pressure and diabetes mellitus.
In 5 to 9, Gail's falsification of the pharmacy records was uncovered due to a double order of ephedrine.