have had sever back ache thoght it was somthing else i did to myself but now am not so sure also cant sleep thought that was just because i was anite owl which i can be but not like this dr gave it to me for allrgies i also have rt ear total stopped up cant hear any thing dr said to continue with med inot going to ihave read too muh about this med and so far it seems to bemore trouble than its worth iam also dizzy and nauesatedthe next day before i take it ihope someone reads this and it helps them thanks