1. Prepare yourself before vaccination because vaccination is like a disease simulation to let your pet's body build immunity. Therefore, you should make sure that they are healthy before receiving every vaccination to avoid illness, side effects and allergic reactions that may occur. Also, try to avoid bathing for at least 1 week after vaccination. 2. Injecting too often does not prevent better. Injecting on schedule is best. Everyone knows that vaccinations must be received regularly every year, once a year. However, puppies should receive a booster shot for the 2nd-3rd time in the same year *to build sufficient immunity during the period when they need special care. 3. Vaccinations should be injected with the same brand because some brands of vaccines are different...