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Originally Posted by yorkietalkjilly  I had to change Tibbe from Interceptor to Heartguard this year and am glad I did so far as he just eats the medication. It's so big I have to break it into 2 or 3 pieces but Tibbe loves it and gobbles it down easily. Can you change to a heartworm preventative like Heartguard if nothing else works? |
That's a good thought as well - And if all else fails, use a product like Advantage Multi, it does about the same thing as Comfortis, but it's topical, but still prevents fleas, ticks, heartworm, etc.