Mithridate /(?)/

Mith·ri·date

Mithridate

n.
  1. An antidote against poison, or a composition in form of an electuary, supposed to serve either as a remedy or a preservative against poison; an alexipharmic; -- so called from King Mithridates, its reputed inventor. (Med.)
    [Love is] a drop of the true elixir; no mithridate so effectual against the infection of vice.