What to give a vomiting dog?

My 6 year old peekapoo (Pekingese / Poodle) is not feeling well his symptoms are: vomiting, and was shaking for about about 5 minutes and he looks dizzy. what can I give my dog for him to feel better until I can bring him to the vet tomorrow I'm not going to take him now because it is 10:00 at night I want to know is pepto bismol okay to give dogs to relieve there pain? thanks. :)