If you want to confirm whether your dog has antibodies, you can do an antibody test. If your dog is relatively healthy and will not come into contact with other dogs, you don’t need to check for antibodies. It depends on the dog’s condition and the owner’s wishes. Some dogs may not produce antibodies after being vaccinated and need to be vaccinated again, otherwise they may be infected with viral diseases. If you want to ensure the health of your dog, it is best to do an antibody test. If you do not check the antibodies, you must vaccinate your dog on time. .