Yes, I called Vet and she said this can happen. Just to let her rest. She ate some and went back to bed. Didn't even pee after eating. She's just snoozing in her comfy crate.
She had distemper, hepatitis, parainfluenza, parvovirus, bordatella. One was through the mouth and one injection.
Thank you so much for your reassurance. She's never acted like this before. Normally so much energy