A nurse is teaching a client who has a prescription for prednisone and take 1,500 mg/day of calcium carbonate to reduce the risk of osteoporosis. Which of the following information should the nurse include?

A) Increasing prednisone dosage for faster results.
B) Taking calcium carbonate on an empty stomach.
C) The potential interaction between prednisone and calcium carbonate.
D) Avoiding calcium-rich foods while on prednisone.