Catholicon in a sentence as a noun

"Item, on the said day, a good detergent clyster, compounded of double catholicon rhubarb, honey of roses, and other ingredients, according to the prescription, to scour, work, and clear out the bowels of Mr. Argan, thirty sons.

Catholicon definitions

noun

hypothetical remedy for all ills or diseases; once sought by the alchemists

See also: panacea nostrum cure-all