I have been taking Zanex. For years 1mg 3x daily for years . My Dr. cut me cold . I have been having major withdrawal. I have a heart condition.5 stents in 4 main valves . I have been throwing up dark. Blood have been dehidrated, lost slot of weight fast, I am week, can t find the strength to do anything ,, can t hold my head up, can t sleep, I have lost at least 20 lbs in 2weeks. I am 67yrs old. What can I do to help me go through this?