Anti-poison refers to something that counters the effects of poison or venom. Common synonyms for anti-poison include antitoxin, antidote, and antivenin. Antitoxin refers to antibodies that neutralize toxins produced by bacteria or other organisms. An antidote is a substance that reverses the effects of poison, often by binding to it and preventing it from causing harm. Antivenin is a serum that counteracts the toxic effects of venom from snakes, spiders, and other venomous animals. Other related terms include detoxification, decontamination, and neutralization, all of which describe processes that reduce or eliminate the harmful effects of toxic substances.