Immunization Requirements

Diphtheria
Tetanus
Pertussis
DTaP/DTP/DT
ACEL-IMUNE
Tetramune

1. An additional dose of DTP/DT vaccine is required if:
   • at least six months do not separate dose #3 and last dose;
   • at least six months do not separate dose #3 and last dose;
   • dose #1 was given before six weeks of age, or the last dose was given before the 4th birthday.
2. Six to twelve months may separate dose #3 and last dose.
3. A child who has received six or more doses of DTP vaccine, regardless of age or spacing, does not require additional doses. A medical exemption for Pertussis vaccine is required, if DT is given.

Polio
OPV
IPV/IPOL

An additional dose of Polio vaccine is required if:

• at least one month does not separate dose #1, #2 and #3;
• dose #1 was given before six weeks of age;
• the child is in grade Kdg. or higher. If dose #3 was given after age four, another dose is not needed.

A child who has 4 doses with 4 weeks between each dose does not require more regardless of age.

1. An additional dose of MMR vaccine is required if:
   • dose #1 was given before the first birthday or one month does not separate dose #1 and #2.
2. One dose of MMR is required for preschool.

1. Dose #2 must be given at least six to twelve months after dose #1. If dose #2 is given early, another dose is required. (the 2nd hep A is usually given at the same time as the 3rd hep B, when possible)

Timing/Spacing options include: 0m, 1m, 6m; 0m, 2m, 4m; or 0m, 1m, 4m.

1. Minimum spacing is one month between dose #1 and #2, two months between dose #2 and #3
   
   AND
   
   
2. overall there must be at least four months between dose #1 and #3. If doses are given early, another dose is required. (The 3rd hep B is usually given at the same time as the 2nd hep A, when possible.)
   

Diphtheria
Tetanus
DTP/DTaP
DT/Td
ACEL-IMUNE
Tetramune

1. An additional dose of Td vaccine is required if:
   • dose #1 was given before six weeks of age or at least one month does not separate dose #1 and #2;
   • at least 6 months do not separate dose #2 and last dose; it has been ten years since the last dose.
2. Six to twelve months may separate dose #2 and last dose.
3. Pertussis is not required after age 7 years.

Polio
OPV
IPV/IPOL

1. An additional dose of Polio vaccine is required if:
   • at least one month does not separate dose #1, #2 and #3;
   • dose #1 was given before six weeks of age.

1. An additional dose of MMR vaccine is required if:
   • given before the 1st birthday, or at least one month does not separate dose #1 and #2

1. Dose #2 must be given at least six to twelve months after dose #1. If dose #2 is given early, another dose is required. (The 2nd hep A is usually given at the same time as the 3rd hep B, when possible)

Timing/Spacing options include: 0m, 1m, 6m; 0m, 2m, 4m; or 0m, 1m, 4m.

1. Minimum spacing is one month between dose #1 and #2, two months between dose #2 and #3
   
   AND
   
   
2. overall there must be at least four months between dose #1 and #3. If doses are given early, another dose is required. (The 3rd hep B is usually given at the same time as the 2nd hep A, when possible.)