Plural form of antitoxin; multiple substances that neutralize different poisons or toxins.
From antitoxin + -s (plural suffix). Standard pluralization of the medical term antitoxin.
The development of different antitoxins for different poisons was like cracking a medical code—scientists realized each type of toxin required its own specific antibody antidote, which is why we have separate antitoxins for tetanus, diphtheria, and snake venom!
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