Counterpoison refers to a substance that is used to neutralize or counteract the effects of a poisonous material. Synonyms for this term include antidote, antidotal, remedy, cure, panacea, elixir, and tonic. Each of these synonyms has a slightly different connotation, but they all share the common idea of providing a cure for a dangerous situation. An antidote specifically refers to a substance that is given to counteract the effects of a specific poison, while a tonic and elixir are generally used to improve overall health and wellbeing. Regardless of the specific synonym used, counterpoison is an essential tool in combating the harmful effects of poisonous substances.