An economical and broad spectrum wormer for dogs and cats. Controls roundworm, hookworm and tapeworm (including the flea tape worm Dipylidium caninum). These worms affect the appearance, vitality and performance of dogs. No fasting is required prior to treatment, and one tablet treats 22lb body weight. Use every three months for consistent worm control and in combination with praziquantel wormers where hydatid tapeworm is an issue.