Overdue for vaccination

Dogs 6 to 20 weeks of age

These recommendations apply to:

  • Dogs presented for initial vaccination that:
    • Are late in starting the initial series 
    • Experience an extended interval (>6 wk) between doses during the initial series.

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Dogs >20 weeks of age

These recommendations apply to: 

  • Dogs older than 20 wk of age that are presented for vaccination that:
    • Have no prior vaccination history
    • Have an incomplete vaccination history 
    • Have a history of inappropriate prior vaccinations
    • Are overdue for a scheduled booster dose

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For frequently asked questions and more information, click here.

These guidelines are supported by a generous educational grant from
Boehringer Ingelheim USA Inc., Merck Animal Health, and Zoetis.