The healthcare provider prescribes erythromycin for a patient. Prior to administration of the new medication, the patient's family brings in an updated medication list that includes buspirone. What action should the nurse take next?
a) Administer both medications concurrently
b) Consult with the pharmacist about potential interactions
c) Notify the healthcare provider about the discrepancy
d) Proceed with administering erythromycin as ordered