First, get a veterinary exam to make certain that your cat has no medical problems.
One thing to do is to make sure that you do not feed your cat before travel. Keeping your cat in a carrier can help to keep them quiet, reduce anxiety and prevent car sickness.
Hi Tara! I'm doing the same with limiting the carrots and apples - in fact I've totally cut them out for the moment as my rabbit is on a diet. It's not doing much good as she's still a bit podgy! Ha ha! I'm glad to see I'm not the only one who gets…