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[RC] WNV shots - Dot Wiggins

We just gave 12 horses the first shot 10 days ago.  No visible adverse reactions.
(Did have one with a slightly sore neck from EETF given a week later)
$15.00 each, do it yourself.   Will give the second shot 4 weeks after first.
At this time do not plan to give a third one later. 
Incidence of infection in horses with 2 shots and time to develop the response seems to be quite low with less threat.
 
Some of my reasons for doing it this year.
 
This is a "new" disease in this country, no natural immunity yet.   Reports show that in the areas where it first appeared there were large numbers of affected critters, and people, the first year, and diminishing numbers in following years.
There were reports of positives for antibodies among those with no symptoms, suggesting exposure alone may help with immunity.
 
While there were no cases here last year, we are in an area that is near or part of a major migratory bird route.  My feeling is that as the birds come north this spring they will bring WN with them from presently infected places.  If we can create a large population of immunity this year the spread will be less all over.
 
Depending on what happens next, and what information becomes available,  as to the success of the vaccine, incidences of infection, etc.,  I may, or may not, 
vaccinate another year.
 
(The information that gives me these thoughts has come from a wide  list of sources.  YMMV)