The client asks the nurse about drug interactions with oral anticoagulants. The nurse indicates which of the following is known to interact oral anticoagulants:
a. propranolol. c. hydralazine.
b. aspirin. d. oxycodone.
ANS: B
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A Incorrect: Oral anticoagulants do not have a drug-drug interaction with propranolol.
B Correct: Aspirin increases the activity of oral anticoagulants.
C Incorrect: Oral anticoagulants do not have a drug-drug interaction with hydralazine.
D Incorrect: Oral anticoagulants do not have a drug-drug interaction with oxycodone.
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