Hi HZJ and welcome.
Sorry to hear you are going through such constant anxiety, and that your meds seem to have pooped out on you.;(
Vistaril is an antihistamine used off label for panic that you may want to research and ask your doctor about
Good to hear you have some therapy/CBT experience...keep up with your coping skills, and check our this link for more.
Post anytime for anxiety support.
"Courage is not the abscence of fear, it is feeling afraid and doing it anyway!"
"Worrying does not empty tomorrow of its troubles...it empties today of its strength."
Corrie Ten Boom
Panic Syndrome recovery due to CBT