To treatment past, the laws prevention of flea infestation in 7-8 months and to fight of attack of biting lice. Must not used to puppies under 7 weeks.In gaskets with medicine available one guidance, as you always should read carefully, before you uses medicine. If you is in doubt about you must use medicine on your cat or ferret, should you contact your veterinarian.Eventually updated d. 03 01-2025
