A Nurse Is Educating a Client on the Effects of Niacin

A nurse is educating a client on the effects of niacin. Which of the following statements by the nurse is true? Select all that apply.

A) Niacin decreases the efficacy of warfarin.
B) Niacin should not be taken with aspirin.
C) Niacin decreases the absorption of tetracycline.
D) Naproxen decreases bleeding risk when taken with niacin.
E) Niacin may cause hypotension when taken with certain drugs.