How Should Hips, Legs And Feet Pain With Numbness Be Treated?

I have been having pains for a long time now, it started in my left hip, then into my legs and feet, i have chronic pain at times especially when i stand still. my doctor put me on dicolfenic tablets which i have taken all of them now and have to wait for another appointment.. the past week i have been having numbness in my both legs especially my right one going into my private parts and feet, this can last up to a few hours and i am in a lot of pain, i am lying on the settee all day through lack of sleep i am not getting in the night sometimes dont sleep at all till 7 in the morning, i limp when i get up and find it really hard to walk places at times, it isnt there constantly all day it mainly comes late afternoon and when i go to bed, some advice would be appriciated