The Nurse Observes Fine White Crystals in the IV Tubing

The nurse observes fine white crystals in the IV tubing that is infusing an antibiotic.Which action by the nurse is most appropriate?

A) Tell the patient that this is a common occurrence.
B) Stop the infusion and notify the health care provider.
C) Flush the tubing with normal saline solution.
D) Attach a 0.22-micrometer inline IV filter.