Vaccines are made up of antigens. Antigens are small amounts of the bacteria or virus that stimulate the immune system to create antibodies that prevent future infections. Vaccines also contain some additional ingredients, and each has a specific function. These ingredients have been studied and are safe for humans in the amount used in vaccines. This amount is much less than children encounter in their environment, food and water.

Sometimes a child may be sensitive to one of the components of a vaccine, and an allergic reaction may result. For this reason, you should discuss any allergies your child may have with your health care provider.

A very small group of very vocal, but misinformed, individuals have made accusations regarding the safety of vaccines, claiming that vaccines contain a laundry list of toxins. In many instances these allegations are completely incorrect. In others, the claims are taken out of context.

Vaccines may include:

* Victor O. Sheftel (2000). Indirect Food Additives and Polymers: Migration and Toxicology. CRC, 1114-1116.