A Woman Is Travelling to a Country That Poses a High

A woman is travelling to a country that poses a high risk for malarial infections.What important information should the nurse teach her regarding prophylactic therapy with chloroquine for her child?

A) The medication is better absorbed and has fewer adverse effects if taken on an empty stomach.
B) This drug should be started 3 weeks before exposure but can be discontinued after the patient leaves the area.
C) This drug is to be taken only when mosquito bites are seen, because it can have toxic effects if taken unnecessarily.
D) This drug is usually started 1 week before exposure to malarial areas and continued for 4 weeks after the patient leaves the area.