Problem: Mr. O'Donnell is hemodynamically stable and willing to complete an outpatient workup, including labs and echocardiogram. He agrees to use his continuous positive airway pressure more frequently. He is already taking five medicines: amlodipine, lisinopril, levothyroxine, metformin, and atorvastatin. He is hesitant to start additional medications. 1. What treatments should be initiated during his visit? 2. What risks are associated with treatment? Need Professional Help?