The Physician Prescribes Topical Fluorouracil (5-FU)for a Patient with Actinic

The physician prescribes topical fluorouracil (5-FU) for a patient with actinic keratosis.To promote patient compliance with the use of this drug,what is it most important for the nurse to inform the patient about?

A) She will experience transient symptoms of bone marrow depression because 5-FU is a cytotoxic agent.
B) Dermatitis will develop,with painful,eroded areas that will take weeks to heal.
C) The drug will induce nausea and vomiting,which may be relieved by eating small meals and drinking cool liquids.
D) Initially,the size and depth of the lesion will increase,but it will disappear in about 2 weeks.