I do. I was having anxiety attacks on dextroamphetamine. 5 mg a day. I was resigned to dealing with them sometimes. Then I by happenstance quit caffeine. And p

I do. I was having anxiety attacks on dextroamphetamine. 5 mg a day. I was resigned to dealing with them sometimes. Then I by happenstance quit caffeine. And panic attacks went away. Sleep problems went away. The meds were potentiating the caffeine! Try quitting caffeine!