A rattlesnake cocktail is a drink that contains liquor and snake venom. The venom is obtained by milking the snake venom glands, and the liquor is typically a type of whiskey or brandy.

The rattlesnake cocktail was first created by an American doctor named J. Russell Rumpler in the early 1900s. He was looking for a way to use snake venom as a medical treatment, and he came up with the idea of mixing it with liquor.

Today, the rattlesnake …