Pharmacology Antidepressant which is a Presynaptic a-2 receptor blocker which enhance secretion of both norepinephrine and serotonine ? A Trazodone B Miazapine C Mianserine D Bupropion 💡 Explanation Antidepressant which is a Presynaptic a-2 receptor blocker which enhance secretion of both norepinephrine and serotonine ? ✓ Correct Answer: B. Miazapine