Long-term administration of gentamicin sulfate (Garamycin) to a client has been discontinued. The nurse should assess which of the following? 1. Hemoglobin level in 2 weeks. 2. White blood cell count...

Long-term administration of gentamicin sulfate (Garamycin) to a client has been discontinued. The nurse should assess which of the following?

1. Hemoglobin level in 2 weeks.

2. White blood cell count in

2 weeks. 3. Vestibular check in 3 to 4 weeks.

4. Serum potassium level in 1 week.