until 6days ago,i was prescribed tramadol 50mg twice a day four times daily,i have two small children,and ive had 3days sleep in 6 days due to a crawling sensation,down th veins in my arms into my fingers,hot and cold sweats,blurred vision,confusion,irritable bowl and nausea,to name but a few,not to mention the extreme pain,in my lower back.Which tramadol was prescirbed for,can you tell me if this is normal,im a single parent and my docter is completly unsympathetic,i cant go much longer with this crawling in my veins and no sleep.can anyone help please.