In the late 1800s, Dr. Herbert Snow observed cancer patients and considered that a mix of different medications might do the trick for slowing down its progress. The Brompton Cocktail, as it was called, was mostly cocaine and morphine. Though used for a long time for pain relief, the cocktail proved to have its problems – but maybe not for the reason you would think.

Music: "Medicines" by The Taxpayers https://taxpayers.bandcamp.com/