MRP-180/- BUPACURE-150 Bupropion 150mg tablet 1. Introduction • Drug Class:  Atypical antidepressant • Unique Feature: • Unlike SSRIs, it works mainly on  dopamine             and norepinephrine . • Effective in both  depression  and  smoking                cessation therapy . ⸻ 2. Mechanism of Action • Acts as a  Norepinephrine-Dopamine            Reuptake Inhibitor (NDRI) . • Increases  dopamine and norepinephrine           levels in the brain. • Has  no significant direct effect on           serotonin  (unlike SSRIs). • Benefits: • Improves mood and energy. • Enhances focus and motivation. • Reduces nicotine craving and                 withdrawal symptoms. ⸻ 3. Pharmacokinetics • Absorption:  Well abso...