Wow - I thought someone had replied and posted something about Interceptor not being affected by it, but I guess it is.
I use Interceptor now and have 4 months left so I guess we'll just use it for the next 4 months and then find something else. We were using before Iverhart Plus before with no problems, so maybe we'll go back to this.
Ok, nvm, this was the post I was thinking of:
http://www.yorkietalk.com/forums/3796719-post3.html