German Shepherd Dog Forums - View Single Post - Beware Certifect spot on treatment for fleas and ticks
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Old 11-08-2012, 08:36 PM   #6 (permalink)
Join Date: Mar 2006
Location: Beautiful Pacific NW
Posts: 11,005

I always hear of these stories but have never had issues with any of the spot-ons I've used The worst thing I have an issue with is the smell and it goes away after the 1st day.
Luckily our area is fairly flea-free and ticks are only a concern near water or in the woods.
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