MRCP2-0897

A 35-year-old patient with a kidney infection is being treated with gentamicin 60 mg (tds). The nursing staff requests your review of the gentamicin regimen. The patient’s symptoms are improving, but they are concerned about potential side effects.
Gentamicin levels are taken:
Peak level 4 µg/ml 3–4 µg/ml
Trough level 1.8 µg/ml 2 µg/ml
What is the appropriate action to take in this situation?