[Solved]: Patient TL is experiencing symptoms of daily leg…

Patient TL is experiencing symptoms of daily leg muscle weakness and feet cramping at night. He is currently on metformin 1000 mg po BID, Invokamet 50/500 mg BID with meals, atorvastatin 40 mg po daily and atomoxetine 40 mg po daily. Blood pressure is 118/78 and labs include: BG 90 mg/dL A1c 4.5% sCr 0.9 mg/dL eGFR 101 mL/min/1.73 m2 total cholesterol 181 mg/dL LDL 95 mg/dL HDL 57 mg/dL TG 146 mg/dL B12 150 pg/mL CK 505 U/L What is your working diagnosis? What would you prescribe for TL and how would you improve his treatment? What would you monitor?