Little weird that it would start up out of the blue, but I guess its possible. Kinda of sounds like a panic/anxiety attack in a way. Did any thing unusual happen with her today or is anything stressful scheduled for tomorrow?
But "ticked" is correct, you definitely want to let her doctor know what is going on.
I think any time your child has symptoms that you are not comfortable with you should go back to the doctors and ask them to try something else. Not every drug is the same for each person