Although there is much more that we need to know
about duration of immunity to canine vaccines the information we have at present provides adequate justification for the vaccination recommendations that I and others have made and continue to make regarding frequency of vaccination (2)
When asked directly if dogs need to be revaccinated ever for this vaccine, Schultz offers lots of scientific information
about duration of immunity.
According to the AVMA policy statement approved in 2001, the annual revaccination recommendation found on many vaccine labels is based on historical precedent and US Department of Agriculture regulation, not on scientific data, and in cases where data has been provided, there are still questions
about the duration of immunity provided by the injection.
With new medical insights available
about the duration of immunity provided by vaccines, most veterinarians have updated their recommendation from the traditional once - a-year schedule to once every three years, or even less frequently depending on the individual animal.
Not exact matches
(Read
about vaccine
duration of immunity at Vaccinating Dogs: 10 Steps to Eliminating Unnecessary Shots.)
Why are many vets not informing their clients
about long
duration of immunity (probably lifelong) with core MLV vaccines, and the possibility
of a range
of short - term and long - term adverse reactions, which means vaccination should be minimized.
Forearmed with knowledge
about vaccine
duration of immunity, speak to your vet
about postponing shots until your dog is well.
Currently available vaccines do not contain all serovars, and
duration of immunity is probably
about 1 year.
The adenovirus portion
of the vaccine is also reported to have a long
duration of immunity and I am not certain
about parainfluenza but I also do not consider this to be a very important virus to protect against.