A 63-Year-Old Male Patient Is Scheduled for a Physical Examination

A 63-year-old male patient is scheduled for a physical examination, and he tells the nurse that he wants to start taking a vitamin formula that includes saw palmetto for prostate health. Which is the nurse's best response?

A) "I've heard many good things about saw palmetto."
B) "It's not a good idea to start herbal therapy at your age."
C) "There are very few adverse effects with saw palmetto therapy."
D) "The doctor will need to draw some blood and do a digital rectal exam first."