3. How do typical antipsychotics differ from atypical drugs like asenapine, lurasidone, and aripiprazole?
Typical antipsychotics mainly block D2 receptors and often cause more extrapyramidal symptoms. Atypical agents combine D2 modulation with 5-HT2A antagonism or partial agonism, offering lower EPS risk but greater metabolic side effects. Aripiprazole acts as a dopamine partial agonist, which alters its side-effect and efficacy profile.
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