Sentry HC Worm X Plus 7 Way Chewable De-Wormer Tablets treat and control roundworms, hookworms, and tapeworms, including the tapeworms most commonly transmitted by fleas. Worm X Plus 7 Way De-Wormer contains pyrantel pamoate and praziquantel, and is recommended for dogs 12 weeks of age and older. Administer by hand or mixed with your pet's food. Safety in pregnant and breeding dogs has not been determined. Flavored chewable tablets.