Please help me. Kindly help me out.

This treatment is being suggested on bases of the information provided. However I would like to examine & investigate you in detail. -Control  Hypertension, Diabetes, metabolic disorder or epilepsy etc., if there is any.  - Sleep on a hard bed with soft bedding. - Keep a pillow under the foot. - Avoid painful acts & activities. - Fomentation with warm water. -Let the part not be exposed cold. -Do mild exercises for the affected part.- back and lower limbs  -Any way it may be tried, --. Ugesic (Piroxicam) 20mg 1tab once  a day x 5days  --. Caldikind plus  (Mankind) 1tab Once  a day x 10 days. Kindly make sure, there is no allergy to any of these medicines. --For emergency treatment visit nearest hospital. -For exercises you may visit my YouTube channel- 'Dr NCgupta' -Wish you a quick recovery & good health  kindly like & subscribe to the channel to get notification for subsequent videos of your intrest. it is free.  Dr N C Gupta MS (ortho) DMC 3624

Probably you are walking on a deformed ankle joint and hence swelling.

review with orthopedist with relevant Xray’s if available.

Xray is required

It might be as simple as an ankle sprain or might have a fracture involving ankle or foot too

Get an Ankle & foot X-rays

Lift ur leg up using pillows during rest & sleeping