Vermifuge n. : A medicine or substance that expels worms from animal bodies; an anthelmintic.

Example:
Which patent medicine is a sovereign tonic Vermifuge,?

Taxonomy
Anthelmintics, worms, tapeworms, drug, free encyclopedia, intestinal worms, resistant, parasites, Binds, killing, roundworms, helminths, vermifuges, hookworms, gastrointestinal, dosages, humans, treatments.

Defination from the web:
Vermifuge) Jump to: navigation, search ... Abamectin – effective against most common intestinal worms, except tapeworms, for which Praziquantel is commonly used in conjunction with abamectin ...