A client scheduled to have intravenous urography has diabetes and is taking the antidiabetic agent metformin (Glucophage).What does the nurse tell this client?

Question

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Metformin can cause lactic acidosis and renal impairment as the result of an interaction with the dye.This drug must be discontinued for 48 hours before the procedure and not started again after the procedure until urine output is well established.The client's endocrinologist (or health care provider managing the diabetes)needs to provide alternative therapy for the client until the metformin can be resumed.

A Client Scheduled to Have Intravenous Urography Has Diabetes and Is