Drontal Allwormer, or commonly known in the US as Drontal Plus for Dogs, is a tablet for the control of all gastrointestinal worms in dogs including roundworm, hookworm, whipworm and tapeworm (including hydatid tapeworm). Drontal or Drontal Plus for dogs is a tablet formulation of three distinctly different proven drugs offering the broadest spectrum of activity in controlling intestinal worms. The febantel/pyrantel combination is active against roundworms and is highly effective against whipworms. Praziquantel provides a superb level of efficiency against all the major tapeworms. Drontal Plus is recommended along with topical flea meds such as Advantage, Frontline Plus or K9 Advantix for optimal protection from internal and extermal parasite on your dogs.