There are several ways to treat swollen feet: 1. you can reduce the intake of sodium and water and elevate the affected limbs. 2. you can use the treatment of diuretics. the common use of diuretics is hydrochlorothiazide tablets, once a day, one a day. You can use spironolactone potassium-protective diuretics, 3 times a day, 1 tablet each time. You can also use furosemide, furosemide tablets, and furosemide injection for severe swelling. These three diuretics can be used alone or in combination, depending on the condition of the swelling.