Please help, suffering from xanax withdrawal ?:(?

Hi ,I have been taking .5 mg of xanax off and on for 2 yrs and started devolping tolerance from it so I decided to quit a month ago...I didnt quit slowly but I took .5 or .5 and a half the first two weeks after deciding to quit and then after that quit cold turkey...I have been suffering ever since with coordination ,brain fog,unsteadiness ,shakiness and fatigue.. How long will I be like this and what should i do ? :(