ADVERSE REACTIONS Patients with hypocalcemia (such as uremia) are prone to numbness, pain, twitching, dyspnea and other symptoms after correcting acidosis, which are often caused by the decrease of calcium ion concentration in the blood; Accelerated heart rate, chest tightness, shortness of breath and other pulmonary edema, heart failure; Elevated blood pressure; Weight gain, edema; Alkalosis occurs when overdose; The concentration of blood potassium decreases, and sometimes hypokalemia appears.