Most children don't like getting a vaccine, and no parent likes seeing their wee one get upset. It's natural to worry that your child's vaccination will hurt. They may feel some discomfort and be upset for a few minutes, but they will usually settle down after a cuddle.
Talk to the person giving the vaccination and let them know how you and your child are feeling. They are here to help and have lots of experience. There are also things you can do to help, here are some tips to make your appointment go as smoothly as possible.