A vaccine is a substance that stimulates the body's protective immune response. Vaccines prevent disease by producing antibodies (substances made by your body to prevent infections) and by producing cells that can fight the cause of the disease.
You are paid according to the study guidelines. Your payment is usually mailed to you and usually takes about two weeks to issue.
You may participate in only one study with an investigational product, at a time. If you are in a study that only involves monitoring, you may be able to participate in our study also. Please ask us and we will advise you.