Swollen feet in the second trimester of pregnancy can be first tested for blood pressure, put your feet up, and rest in the left lateral position. During pregnancy, we should pay attention to testing the pregnant woman’s blood pressure, the appearance of swollen feet, first test their blood pressure is high, may be caused by pregnancy hypertension syndrome. If the blood pressure is high, it is necessary to take nifedipine and other antihypertensive drugs. If your blood pressure is not high and your feet are swollen, you should keep your feet elevated and sleep with a backrest underneath your feet. When resting, you can choose to lie on the left side of the position, which can relieve the pressure of the uterus on the inferior vena cava. During pregnancy, you can take proper exercise, walking, slow walking, etc., and massage your legs. Eat some eggs, milk, fish and other foods. Therefore, patients with swollen feet in late pregnancy in the clinic are recommended to seek timely medical treatment and give targeted treatment under the guidance of doctors.