Fipronil and imidacloprid were both banned for outdoor ... In my opinion, preventative flea treatment is neither necessary nor desirable in most cases. Most dogs and cats don't have fleas.

Imidacloprid is a highly toxic pesticide that is banned for use in outdoor agriculture, but continues to be widely used in pet flea treatments, typically applied to the back of the pet's neck ...

The collar's active ingredients, imidacloprid and flumethrin ... What to look for in flea and tick treatments for dogs Number of parasites treated: Using a product that protects against more ...

The flea treatments you give your cat or dog may be poisoning the rivers—and it's getting there via your drains. Flea medicines such as fipronil and imidacloprid are parasiticides that kill off ...