The nurse best identifies need for a dosage adjustment by contacting the prescriber to:

Ebk:Nutrition & Diet Therapy
10th Edition
ISBN:9780357391747
Author:DEBRUYNE
Publisher:DEBRUYNE
Chapter15: Medications, Diet-drug Interactions, And Herbal Products
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A patient's medication history lists they are taking Drug C. The drug manual states that C Drug C relies heavily on CYP-450 for metabolism. The nurse best identifies need for a dosage adjustment by contacting the prescriber to:

 

A) Increase the dose of Drug C if ketoconazole is ordered.

B ) Make them aware of potential toxicity if efavirenz is ordered. 

C)  Make them aware of potential subtherapeutic drug levels if erythromycin is ordered.

D ) Reduce the dose of Drug C if phenytoin is ordered

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