"An antidote is a substance which can counteract a form of poisoning. The term ultimately derives from the Greek \u03B1\u03BD\u03C4\u03B9\u03B4\u03B9\u03B4\u03BF\u03BD\u03B1\u03B9 antididonai, \"given against\".The antidotes for some particular toxins are manufactured by injecting the toxin into an animal in small doses and extracting the resulting antibodies from the host animals' blood. This results in an antivenom that can be used to counteract poison produced by certain species of snakes, spiders, and other venomous animals."@en .