Which of the Following Statements Is True of Butyrophenones

question 22

Multiple Choice

Which of the following statements is true of butyrophenones?

• A) The butyrophenones are less potent than the phenothiazines.
• B) The butyrophenones block 5HT_2A receptors more than they block D₂ receptors.
• C) The butyrophenones produce the lowest incidence of extrapyramidal symptoms (EPS).
• D) The butyrophenones differ chemically from phenothiazines but produce the same type of antipsychotic effects.