hello family, i have a question and im just wondering if i can get an answer as soon as possible. i took my last dose of percocet at 230pm, and about 10 minutes ago a huge panic attack and anxiety attack came on. i feel just awefull and im going crazy. my arm and fingers are getting tingly, and i know its an anxiety/panic ive had em before. it makes me feel awefull, and its making me once again back up there in my head and how i used too, its a heart attack, its a stroke and so on and so on. how soon can i take the xanax to help get this anxiety/panic under controll? im thinking i should be able to now, is it ok? any answers please. talk to you later, leanne