Albendazole Generic Name: albendazole (al BEN da zole) Brand Names: Albenza, Zentel What is albendazole? Albendazole is an anthelmintic (an-thel-MIN-tik) or anti-worm medication. It prevents newly hatched insect larvae (worms) from growing or multiplying in your body. Albendazole is used to treat certain infections caused by worms such as pork tapeworm and dog tapeworm. Albendazole may also be used for other purposes.