The Collaborative International Dictionary
Alexipharmical
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.
Wiktionary
alexipharmical
a. (alternative form of alexipharmic English)