antidote

(an’te-dot) [L. anti do’tum, from Gr. ἀντί against + διδόναι to give]. A remedy for counteracting a poison. a@. against ic, hydrated oxid of iron with magnesia. chi ο &., one that changes the chemic nature of the Poison. a., a solution of 7.35 parts of pota ium iodid and 4 parts of quinin hydro chlorid in 480 parts of water: used as an antidote for mercuric chlorid poisoning. mechanic a., one that prevents the absorption of a poison. physiologic ἃ., one that counteracts the effects of a poison by producing other effects. universal a., a solution of τ part of iron sulphate in 2 parts of magnesia water.