sul·fa·gua·ni·dine
variants:
or chiefly British sulphaguanidine \ ˌsəl-fə-ˈgwän-ə-ˌdēn 
\
\Medical Definition of sulfaguanidine
: a sulfa drug C7H10N4O2S used especially in veterinary medicine
— called also sulfanilylguanidine
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