The physician determines that a client has been exposed to someone with tuberculosis. The nurse expects the physician to order which of the following?

a) Daily oral doses of isoniazid (Nydrazid) and rifampin (Rifadin) for 6 months to 2 years
b) Isolation until 24 hours after antitubercular therapy begins
c) Nothing, until signs of active disease arise
d) Daily doses of isoniazid, 300 mg for 6 months to 1 year

Answer: d) Daily doses of isoniazid, 300 mg for 6 months to 1 year