After worming your pet, your dog may pass out dead worms and this is completely normal and nothing to worry about. Sometimes, they may show some slight movement, such as a flicking motion, but the worms will go on to die.
What happens when you give dogs dewormer?
Most deworming products treat roundworms, hookworms and whipworms by paralyzing and killing the parasites; tapeworms are killed and broken up into smaller segments. Some intestinal worms, like hookworms and whipworms, are so small that you won't see any worms in your dog's stool at all.
Will a dewormer hurt my dog?
Originally Answered: Is it okay to give dewormer to a dog that doesn't have worms? Yes, it does no harm.
More useful articles on a similar topic 👇
Is it safe to give your dog over-the-counter dewormer?Can a puppy die from deworming?