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                                                               Recommended Immunization Schedule                                                                                                                      UNITED STATES · 2007
for Children and Adolescents Who Start Late or Who Are More Than 1 Month Behind
             The tables below give catch-up schedules and minimum intervals between doses for children who have delayed immunizations.
    There is no need to restart a vaccine series regardless of the time that has elapsed between doses. Use the table appropriate for the child's age.
                                                                            CATCH-UP SCHEDULE FOR AGES 4 MONTHS THROUGH 6 YEARS
                                              Minimum Age                                                                          Minimum Interval Between Doses
                Vaccine                        for Dose 1                     Dose 1 to Dose 2                                      Dose 2 to Dose 3            Dose 3 to Dose 4                                            Dose 4 to Dose 5
 Hepatitis B        1
                                                 Birth                           4 weeks                                                8 weeks
                                                                                                                              (and 16 weeks after first dose)
                2
 Rotavirus                                       6 wks                           4 weeks                                                4 weeks
 Diphtheria,Tetanus,                             6 wks                           4 weeks                                                4 weeks                                         6 months                              6 months3
 Pertussis3
                                                                                 4 weeks                                               4 weeks4
                                                                   if first dose given at age