Identify a difference between butyrophenones and phenothiazines.

A. Butyrophenones block 5HT2A receptors more than they block D2 receptors, whereas phenothiazines block D2 receptors more than they block 5HT2A receptors.
B. Butyrophenones are less potent than phenothiazines on a milligram basis.
C. Butyrophenones produce a higher incidence of extrapyramidal symptoms than phenothiazines.
D. Butyrophenones produce a higher incidence of peripheral effects than phenothiazines.


Answer: C

Nursing

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