Pharmacology Which of the following drug has been used in the treatment of angina by the inhalation route with very rapid onset and short duration of action? A Isosorbide dinitrate B Isosorbide mononitrate C Amyl nitrite D Nitroglycerin 💡 Explanation Which of the following drug has been used in the treatment of angina by the inhalation route with very rapid onset and short duration of action? ✓ Correct Answer: C. Amyl nitrite