Greg Wilson, a 65-year-old man, is diagnosed withpneumonia. He has a history of congestive heart failure. Hisphysician has ordered an antibiotic for the pneumonia and he takesdigoxin every day.
As the health care provider, which question would youask first before administering his antibiotic? Why is the firstdose of the antibiotic twice as much as the maintenance dose? Whichvariables may slow his metabolism and excretion?