Weight reduction can not be done over night.
You have to take it as a way of life.
control. No sugar
in tea, coffee, milk etc. No sweets
take small frequent feeds. When you get used to it, skip one meal.
You should do non weight bearing yoga
Any way take bio
d3 max 1tab odx10days ibuprofen
200mg od & sos x 5days do knee exercises
it may have to be further investigated
make sure you are not allergic to any of the medicines you are going to take.