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