Prior to prescribing metformin, the provider should:

Question

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Metformin is primarily eliminated by the kidneys, so it is important to assess renal function before starting the medication. A serum creatinine can help determine if there is any pre-existing renal impairment that may require dose adjustments or a different medication altogether.

Answer: D
 Metformin can interact with certain medications, particularly sulfonylureas, which can increase the risk of hypoglycemia. Therefore, it is recommended to stop taking any sulfonylurea medication before starting metformin to avoid dangerous drug interactions.

Answer: B and C are incorrect.
 Trying the patient on insulin would not be the first choice for treating type 2 diabetes, and increasing iodine intake is not relevant to the use of metformin.

Prior to Prescribing Metformin, the Provider Should