Source : Webster's Revised Unabridged Dictionary (1913)

Alexipharmic \A*lex`i*phar"mic\, Alexipharmical
\A*lex`i*phar"mic*al\, a. [Gr. ? keeping off poison; ? to keep
   off + ? drug, poison: cf. F. alexipharmaque.] (Med.)
   Expelling or counteracting poison; antidotal.

Alexipharmic \A*lex`i*phar"mic\, n. (Med.)
   An antidote against poison or infection; a counterpoison.