Mechanism of Mianserin: (A) Inhibitis α - adrenergic, H1 & some type of 5 - HT receptors, (B) Inhibits α - adrenergic, H2 & some type of 5-HT receptors, (C) Inhibitis β - adrenergic, H1 & some type of 5 - HT receptors, (D) Inhibits α adrenergic & H1 receptors.
Answer is A. Mianserin is an atypical antidepressant that acts by inhibiting α - adrenergic, H1 & certain serotonin receptors.