Anxiety attacks on sertraline

[Jwell53]

Coming to end of week 4 of 100mg sertraline after 2 weeks 25mg followed by 4 weeks 50mg after stopping paroxetine on 21st July after 20years. Had three good days during week. Went back to work on Thursday. Friday had some anxiety but yesterday Saturday was really bad took 3mg phenegen about 5pm to try and calm down went to bed about mid night but woke about 2am and have been awake since feel quite agitated and finding it hard to relax haven’t been this bad for quite a few weeks anyone else get like this