The story
Blend of nitrofuran + hydantoin.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A synthetic nitrofuran drug, 1-(5-nitro-2-furfurylideneamino)hydantoin, that is a broad-spectrum antimicrobial agent used in the treatment on urinary tract infections such as cystitis. Full definition →
Blend of nitrofuran + hydantoin.
Etymology from Wiktionary, CC BY-SA 4.0.