Lambert Kay Evict Double Strength Liquid Wormer is a highly economical version of EVICT Liquid Wormer. Recommended for breeders, kennels, veterinarians and anyone dealing with large numbers of animals. Removes large roundworms and hookworms. Very palatable. Add to the food or feed directly. May be used to treat dogs on other medication or exposed to cholinesterase inhibitors. Also may be given to nursing dogs. Fasting is not necessary. Can be used at prescribed intervals to prevent roundworms in puppies.