The nurse carefully reviews the patient's medication list. Which observation about the list indicates the highest risk for serious drug-drug interactions?
a. The patient has been taking the same medications for a long time.
b. The patient is taking a large number of medications.
c. Most of the drugs on the list are prescribed at high doses.
d. The patient takes oral, injected, and inhaled medications.
ANS: B
The risk of drug-drug interactions increases when many drugs are taken by the patient. One of the most important ways to prevent adverse drug interactions is to minimize the number of drugs that the patient is taking.
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