Irritable bowel syndrome (IBS).

Irritable bowel syndrome (IBS).

A 33-year-old woman has irritable bowel syndrome (IBS). The physician has prescribed simethicone (Mylicon) for her discomfort. Which of the following will the nurse monitor most closely during the patient’s drug therapy?

A) drug toxicity
B) anorexia
C) increased abdominal pain and vomiting
D) increased urine output