Given the patient's current medication regimen, which potential drug interaction should be most closely monitored due to the risk of increased bleeding?
Simvastatin 10 MG Oral Tablet and Naproxen sodium 220 MG Oral Tablet Lisinopril 10 MG Oral Tablet and Simvastatin 10 MG Oral Tablet Naproxen sodium 220 MG Oral Tablet and Warfarin Sodium 5 MG Oral Tablet Acetaminophen 325 MG Oral Tablet and Lisinopril 10 MG Oral Tablet