Suggest Remedy For Itching And Burning Sensation In Leg And Palm

Hi from last one year i am getting feel pins and needle (Burning Sensation Or Itching type) in all over the body mostly in leg and back of palm now it goes in head also it is so unbearable. For this i took allegra for 20 days continous---> no use, then 30 day continues took Leocetrizine again no use. when i took these pills gives the relief for 1-2 days after again started same sensation. Pls. give some useful opinion......