You should begin your child's immunization program by the time he or she is 2 months old. See the immunization schedule insert. Ask your health-care provider for more advice about these special circumstances. Contact your health care provider or local health department for advice if your child is already in school and hasn't been immunized against any of these diseases. Ask for advice if you're unsure about which immunizations your child has had.
Some people never have any symptoms.
Enters the body through dirty, deep wounds. Those with the disease may need to be isolated for a short time. Symptoms are not always as obvious in younger children. Hib disease occurs most commonly in winter. Usually the virus enters through the mouth.