I just recently came into a slight flea problem and am trying to minimize it. I thought by going to buy this product, since it was right at the store, that it would be effective enough to treat a few fleas on my two dogs. Boy, was I wrong. I was even told by my groomer that the treatment only last two weeks if that....I don't even think it worked at all. I checked them again, and there were a couple of them on them that I had to personally go after with my nails! This product is worthless, in my opinion. I'm going to be purchasing some Frontline/Frontline Plus to fix the problem before...read full review »