Wormer for use in drinking water for the removal of large roundworms from turkeys and chickens. Also removes large roundworms and nodular worms from swine. Worming every 30 days is necessary to break the large roundworm life cycle. Active: Each 100 Ml Contains 17 Grams Piperazine Base (Present As Sulfate). Inert: Water, Color, Flavoring, Preservatives And Stabilizer.