Pharmacology Other topics and Adverse effects 72b349e6 Prolonged use of the following drug has been implicated in the causation of suacute myelo-optic neuropathy (SMON): A Diloxanide furoate B Quiniodochlor C Emetine D Furazolidone High-Yield Explanation (Ref: KDT 6/e p802) 8-hydroxyquinolones like quiniodochlor can result in SMON.