PetCareRx has been operating as a licensed pharmacy since 1998. All prescription medications dispensed by PetCareRx have been approved by U.S. Food & Drug Administration. All products that are subject to approval by the U.S. Environmental Protection Agency, such as flea & tick powders, have been approved by the EPA. PetCareRx honor and exceed all manufacturers' guarantees. PetCareRx carry all major brand medications sold at your vet's office. PetCareRx does not sell expired or foreign medications. At PetCareRx, they demand the best for their pets, and deliver the same to yours.