This is Rescue Remedy:
Bach Rescue Remedy Dog Cat Flower Essences
I gave my anxious girl 3 drops 1/2 hour before going on trips or to the Vet. and it worked beautifully.
Beef femur bones can be bought, very inexpensively, at most super markets or local butcher shop. They can slice the size you want. I buy the 1 to 2 inch thick. They can't splinter those or eat them at all.