Antidote

Webster's Dictionary of the English Language

·vt To fortify or preserve by an antidote.

II. Antidote ·vt To counteract or prevent the effects of, by giving or taking an antidote.

III. Antidote ·noun Whatever tends to prevent mischievous effects, or to counteract evil which something else might produce.

IV. Antidote ·noun A remedy to counteract the effects of poison, or of anything noxious taken into the stomach;

— used with against, for, or to; as, an antidote against, for, or to, poison.