Taking calcium tablets at night does not usually cause kidney stones. Kidney stones are stones that occur in the kidneys and are a common disease in urology. They may be caused by physical disease factors such as hypercalciuria, or they may be caused by taking certain medications that lead to the appearance of kidney stones, or they may be caused by urinary tract infections, obstructions, foreign bodies, etc. Generally, daily calcium supplements will not cause kidney stone symptoms. If the kidney stone is not serious, there may not be any symptoms, or there may be waist pain, frequent urination, urinary urgency, painful urination and other symptoms, if the symptoms are not serious, you can regulate the habits of life, regular rechecks, do not have to worry too much, if the symptoms are more serious, you can take extracorporeal lithotripsy treatment. In daily life, drink more water, eat more fresh fruits and vegetables, and develop good living habits and dietary habits. If there are any uncomfortable symptoms, you need to consult a doctor in time.