Does Withdrawal Of Paxidep Lead To Restlessness And Rapid Raise In Heart Rate?

I have panic attack disorder. I have been taking paxidep cr 25 for almost 1 year. its been 7 days i quit it and now again same problems i am facing as before. Confusion ,Agitation or restlessness,Rapid heart rate,Shivering and goose bumps,Dilated pupils is happening.what to do? as these things is happening, i have again started taking paxidep last night now feeling much better. won t i be able to quit the med life long? i cant go to office even, please help.