Pharmacology Prolonged use of the following drug has been implicated in the causation of subacute myelo-optic neuropathy (SMON): A Diloxanide furoate B Quiniodochlor C Emetine D Furazolidone 💡 Explanation Prolonged use of the following drug has been implicated in the causation of subacute myelo-optic neuropathy (SMON): ✓ Correct Answer: B. Quiniodochlor