I am a customer of Banfield. They prescribed First Shield Trio (flea, tick, mosquitoes). My poor little dog is suffering. I have had dogs for many, many years, taken good care of them, and ALWAYS took them for their shots and exams, teeth cleaning and in general, all their health needs were up to day, so I DO know something. I don't want to be "questioned" on how to apply a flea and tick medicine!! This product is the worst I have ever seen! My pup has more fleas now than ever!! I gave it a chance by performing the second... read full review »