How to Cure a Cough, 1651

engraving of slightly menacing frog Conrad Gesner, Historiae animalium

And a little Frog climbing up a tree, if any one shall spit in his mouth, and then let him escape, is said to cure the Cough.

Heinrich Cornelius Agrippa von Nettesheim, Three Books of Occult Philosophy

Yet another benefit of making out with frogs.