antidote

He sold a drug, pretending that it was an antidote to all poisons, and obtained a great name for himself by long-winded puffs and advertisements.

For this purpose he called for a cup, and while filling it with water, pretended to mix poison with the Cobbler’s antidote, commanding him to drink it on the promise of a reward.

“Work is the best antidote to sorrow, my dear Watson,” said he; “and I have a piece of work for us both to-night which, if we can bring it to a successful conclusion, will in itself justify a man’s life on this planet.” In vain I begged him to tell me more.

de Villefort, is a poison that the prisoner is not acquainted with,—one that has no known antidote, quick as thought, rapid as lightning, mortal as the thunderbolt; give her that poison, recommending her soul to God, and save your honor and your life, for it is yours she aims at; and I can picture her approaching your pillow with her hypocritical smiles and her sweet exhortations.