After taking orlistat for one week, a female patient tells the home health nurse that she is experiencing increasingly frequent oily stools and gas.What action should the nurse take?

Ask the patient to describe her dietary intake history for the last several days.

Advise the patient to stop taking the drug and contact her healthcare provider.

Instruct the patient to increase her intake of saturated fats over the next week.

Obtain a stool specimen to evaluate for occult blood and fat content.