Add your answer. What is the expiration on a prescription of Tussionex Pennkinetic Susp? I have either the flu or bronchitis or similar and have a painful burning in my throat and cough and want to take some of my Tussionex prescribed on 12/27/2005. It's almost a full year later - 12/11/2006.
The signs and symptoms of a panic attack develop abruptly and usually reach their peak within 10 minutes. Most panic attacks end within 20 to 30 minutes, and they rarely last more than an hour. A full-blown panic attack includes a combination of the following signs and symptoms:
RE: How Long does Anxiety attacks last? Ive had anxiety/panic attacks starting last sunday, in the past week its been constant, not in the panic form but more in a relaxed but yet tense feeling.I still tlak to to people do my evryday things, laugh think things are funny, in the having trouble breathing, heart is messed up rapid haeartbeats etc.,...ating Newest Oldest. Best Answer: an anxiety ATTACK is an unbearable feeling like you're going to die - - you cannot do everyday things and talk to people reguarly durings a panic attack. no, an attack itself can not last a week.