A patient who is taking metronidazole for the past 4 days for the treatment of a parasitic infection reports to the nurse that his most recent dose made him "flushed, sweaty, and sick in the stomach
" What assessment is most likely to address the cause of this phenomenon? A) "Do you know if you've ever had an allergic reaction to penicillin?"
B) "Did you drink any alcoholic beverages around the time of taking the drug?"
C) "Did you take this dose on an empty stomach?"
D) "Are you taking any over-the-counter antihistamines?"
B
Feedback:
Flushing, headache, nausea, sweating, and vomiting may occur if alcohol is ingested with metronidazole. This reaction is unlikely attributable to an allergy, since he has been taking the drug for 4 days. Taking Flagyl on an empty stomach or with antihistamines would not likely have this effect.
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