Q. A 40-year-old female presents to the emergency department with muscle cramps, numbness, and tingling sensations in her hands and feet. She has a history of thyroidectomy due to papillary thyroid cancer and is on levothyroxine 100 mcg/day. Her physical examination shows Chvostek's sign and Trousseau's sign. Blood work reveals a calcium level of 7.5 mg/dL, a phosphate level of 5 mg/dL, and a parathyroid hormone level of 6 pg/mL. Which of the following is the most appropriate management for this patient?