Please help Im suffering from panicattacks for years I been on so many medications nothing has helped me,?

lately the anxiety is so bad I can barely function to get out of bed or If I do get out of bed its only for a couple hours. I am struggling so bad meds arent working I tried so manyI take xanax it dosent even want to help anymore I am at the end of my rope I am severly depressed. And the anxiety is horrible I feel weak I feel dizzy My heart pounds fast and I feel like I am going to pout sometimes please help me?????