If your blood pressure is higher than 140/90mmHg, you should use antihypertensive medication to control the growth of blood pressure. It is recommended to treat with nifedipine or labetalol, which can have the effect of lowering blood pressure and will not affect the growth and development of the fetus. During the period of medication, you should also pay attention to keep your mood relaxed, not to have too much stress, to develop good habits, and not to stay up too late. In terms of diet, you need to pay attention to a light diet, eat more fresh fruits and vegetables, which is good for replenishing vitamin C, increasing the elasticity of blood vessels and assisting in lowering blood pressure, and pay attention to a low-salt, low-fat diet.