You can find the extensive written comparison here: http://topdogtips.com/best-flea-and-tick-treatment-for-dogs
Fleas also infect your dog with tapeworms, which are another parasite that can cause a lot of problems. That’s why every pet owner needs to have the best flea and tick treatment for dogs on hand at all times.
“The other advantage that sets this product apart from the other two on this list is its versatility. Unlike topical treatments and collars, you can use this spray on your pet and around your home!”
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