I Have Severe Pain From Three Back Surgerys And Fusions

I have severe pain from three back surgerys and fusions ..also Lyme disease chronic and it went to central nervous system .. I have taken 10 mg two times a day for the last ten yrs ... My pain clinic just wrote said sorry shutting down ..get a Dr .. I m not sure I I'm going to detox ..and this drug has made my life at least sustainable ..I'm not sure what to do ..about pain or detox ..I'm also 62 yrs old