The nurse is administering the muscle relaxant baclofen orally to a patient diagnosed with multiple sclerosis. What intervention should the nurse implement?

Advise the patient to move slowly and cautiously when getting up and walking.

Evaluate the patient’s muscle strength every 4 hours.

Monitor the patient’s intake and output every 8 hours.

Ensure the patient understands to stop taking baclofen before using other antispasmodics.