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Calcimator

Vaccine Schedule Calculator

Track childhood vaccine completion and identify due or overdue doses based on CDC schedule.

Inputs

months

Results

Vaccines Due Now

1

Overdue Vaccines

0

Next Due at Age15 months
Completion64%
How to Use This Calculator
  1. Enter the child's current Age in months (0–72).
  2. Enter the number of DTaP doses received (0–5), IPV (polio) doses (0–4), MMR doses (0–2), and Hepatitis B doses (0–3).
  3. The calculator compares received doses to the CDC-recommended schedule for the child's age.
  4. Review Vaccines Due Now and Overdue Vaccines to identify catch-up needs, plus the Next Due at Age (months) for scheduling the next visit.
  5. Check the Completion percentage to see overall immunization progress relative to the age-appropriate schedule.
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