Frontline is the stuff I used. The stuff you get prescribed from the vets is stronger than the stuff you can buy in the shops apparently. It worked on my old cat. Although she was an indoor cat I think my contact with other animals brought the barstards in.
Frontline is the stuff I used. The stuff you get prescribed from the vets is stronger than the stuff you can buy in the shops apparently. It worked on my old cat. Although she was an indoor cat I think my contact with other animals brought the barstards in.