Ronny, a 72-year-old, presents to the Emergency Department (ED) complaining of 1 large bloody bowel movement today and increased bruising on their body. You ask the patient for their medical history and a list of their home medication and receive the following: History: Hyperlipidemia, Atrial fibrillation, and Hypothyroidism. Medications: Warfarin (Coumadin) 7.5 mg Daily, Atorvastatin (Lipitor) 20mg Daily, Metoprolol (Lopressor) 12.5 mg BID, Levothyroxine (Synthroid) 75 mcg Daily. Patient states: “I also started taking Tylenol ExtraStrength five times a day for the last month because I hurt my knee.” What question should the nurse follow up with after reviewing the patient’s history and medication list?