A nurse is reviewing the medication list of a client with type 2 diabetes who has recently been diagnosed with stage 1 renal failure. The client is currently prescribed the biguanide medication, metformin. What is the most appropriate nursing action regarding metformin therapy for this client?

Advise the client to monitor blood glucose more frequently but continue metformin as prescribed.

Suggest administering metformin with meals to reduce gastrointestinal side effects and continue therapy,

Notify the provider to consider discontinuing metformin due to the risk of lactic acidosis from renal impairment

Encourage the client to increase fluid intake to enhance metformin clearance