good solid dose of fast acting soporific in a drink.

chloral hydrate in combination with alcohol; usually administered surreptitiously to make the drinker unconscious

a drink made with alcohol and chloral hydrate

Mickey Finn was an American comic strip created by cartoonist Frank E. "Lank" Leonard, which was syndicated to newspapers from 1936 to 1976.

Charles A. "Mickey" Finn (b. June 21, 1938) is an American inventor who specialized in designing and producing state-of-the-art weapons systems for the U.S. military.