When teaching a client about niacin therapy, the nurse should tell the client that niacin:
a. is least likely to cause gastrointestinal irritation.
b. increases the conversion of cholesterol to bile salts.
c. is the least expensive cholesterol-reducing therapy.
d. can cause flushing from its vasoconstricting effect.
ANS: C
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A Incorrect: This is not true of niacin, which causes severe gastrointestinal irritation.
B Incorrect: This is not how niacin acts.
C Correct: This statement is true about niacin.
D Incorrect: Niacin can cause flushing, but from its vasodilating not constricting effect.
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