Drontal is recommended for the control of all gastrointestinal worms in dogs including roundworm, hookworm, whipworm and tapeworm. Drontal is a formulation of three distinctly different proven drugs offering the broadest spectrum of activity. The synergistic febantel/pyrantel combination is active against roundworms and hookworms and is highly effective against whipworms. Praziquantel provides a superb level of efficiency against all the major tapeworms.
One treatment controls all gastrointestinal worms for up to 3 months. 
One tablet treats 10 kilograms.