HELP ! super conflicted.

MuvaWolff • MommaWolff Of Two Pups . BMF 🌙
My toddler has come down with a stomach virus !!! My concern is although I can handle
My toddler being sick , what precautions do I take so that my newborn doesn't get sick. He hasn't gotten his vaccines yet& won't get them until in a few days ! Super nervouse ! I feel like I'm over doing it with sanitizer, disinfective spray the works ! HELP