If she is not eating/drinking,something serious is wrong. What type of worm load did she have? Just going to mention that vermx is not a licensed dewormer and it is debatable as to whether it actually works or not. Could also be possible that she has a toxic worm load.
Provide her with additional heat(when ill/injured birds cannot regulate their body temp. Has she been checked for being egg bound/crop issues,this is just to rule everything out.