In the 8th month of pregnancy, if you have swollen legs and feet, you should pay attention to distinguish whether it is physiological or pathological. If it is physiological, there is no need for special treatment, usually try to pay attention to bed rest, elevate and flatten the feet to facilitate blood circulation, which can reduce the phenomenon of edema, or usually drink some winter melon soup, barley porridge have the effect of dampness, diuretic and swelling. If it is pathological, timely symptomatic treatment is needed to improve the phenomenon of swollen feet and legs. If the blood pressure increases in the middle and later stages of pregnancy, or blood sugar increases, it will easily affect the kidneys, resulting in reduced filtration function of the kidneys, causing edema, you need timely treatment with antihypertensive drugs, you can use magnesium sulfate or nifedipine, this drug can play a role in lowering blood pressure, and the role of promoting urination, to relieve the phenomenon of swollen legs and feet.