If you're looking for an over-the-counter (OTC) medicine, we recommend Frontline Plus for dogs, a topical flea and tick treatment that you apply once a month. It's important to ask your ...

Popular flea and tick products were sent to a certified lab, which found that: Frontline Plus for Dogs, a popular topical flea and tick product, contains 2,390 parts per trillion (ppt) of four ...

I sent a picture of one to the company that makes Frontline, and told them what happened ... of their preferred distributors. Meanwhile, my dogs continue to come in the house with wood ticks ...