The patient is receiving intravenous gentamicin to treat a gram-negative infection. The nurse draws a gentamicin trough level immediately prior to the 4th dose; the result is 2.2 µg/mL. Which of the following conclusions would be most appropriate given this result?

The patient with poorly controlled type II diabetes mellitus reports burning pain in the feet and legs that keep him up at night. The nurse passes this report along the provider and advocates for which medication for the patient?

The 62-year-old patient reports erectile dysfunction and states, “I’ve been treating it with herbal remedies prescribed by my naturopathic doctor". Which conditions, if found in the patient’s medical history, prompt the nurse to counsel the patient against these herbal remedies? Select all that apply.