You recently went to your doctor or local pharmacy and a vaccine was administered. Something did not feel quite right. You expressed discomfort and were told it is normal and the pain will go away, but it doesn’t and the pain worsens. Here are some signs to look for if you believe you have a shoulder injury from a vaccine: 1. You have pain which began within 48 hours after the administration of a covered vaccine, and has continued or worsened over the following days, months