Beta-blockers have been used for years by nervous medicine residents who have to present grand rounds. They are also likely used by many PGA golfers, particularly on the last day of a tournament.
In simple terms, these drugs are an anti-adrenaline.
I think the crucial distinction about whether or not this teacher should lose her job is in this paragraph:
"College officials, who declined to comment for this article, said at the time that recommending drugs fell outside the student-instructor relationship and charged that Ms. McClain asked a doctor for medication for her students. Ms. McClain, who taught at Rhodes for 11 years, says she merely recommended that they consult a physician about obtaining a prescription."
As an aside, don't ever do cocaine and beta blockers at the same time, it can cause your heart to stop. Just so you know. I know there are a lot of closet freeper-cokers out there! J/K.
Quote Belushi "Never mix heroin and cocaine, those speedballs are a real killer, Duh"