Suggest Remedy For Pain And Prickling All Over The Body

Hi Doc Greeings This is srinivas. My bro aged 53 years suffering from some sort of pricking all over his body sometimes and only on hands and legs sometime that last for few seconds. He has consulted so many doctors regarding this and has been taking hell lot of medicines. We are s very much worried. is this curable. He couldn't control the pain, he says it is kiiling him. please advice whom shall we contact regarding this He is doing some yogasan as adviced by baba Ramdev but noting is working Please I beg you advice us what to do for this Thanks and Regards