Elastic leg bandages help prevent the swelling. Elevation of the legs helps your body pick up the fluids. If you can't vigorously exercise your legs,, you will need a family member to learn from a therapist, how to pump your legs in exercise for you.
Your neurologist may want to give you a diuretic as well, but it needs to be carefully managed. Good luck. Best results from trying hard and never giving up!
Best of luck.