Different causes of lower limb swelling, need to take different drugs, need to go to the hospital to improve the relevant examination, such as blood routine, liver function, kidney function, urological ultrasound, urinary routine, cardiac ultrasound, etc., as follows: 1, if the consideration is due to renal insufficiency, then need to take diuretic drugs for treatment, such as furosemide, spironolactone, hydrochlorothiazide, etc., at the same time need to actively treat the original disease 2, if it is caused by cardiac insufficiency, such as heart failure, you need to take cardiac drugs for treatment, sometimes can also be combined with Chinese medicine for better results, try not to do too heavy physical work, do not exercise, and do not drink alcohol, etc.; 3, if it is caused by hypoproteinemia, you need to take appropriate intake of nutritious substances, if necessary, you can infuse nutrient solution for treatment, such as compound amino acids, fatty milk If necessary, you can give nutritional solutions such as compound amino acids, fatty milk, multiple trace elements, and sometimes human albumin transfusion.