Drontal Cat Tablets provide effective treatment of gastrointestinal Roundworms and Tapeworms in your cat. Drontal Cat Tablets may not be used during pregnancy but may be used during lactation. Do not treat kittens under the age of 6 weeks. Fleas serve as an intermediate host for one common type of tapeworm (Dipylidium caninum). To avoid reinfection with this parasite, flea control of your pet and its housing should be carried out at the same time as worming. Please refer to the data sheet for further details.