Product Description: Excel 8in1 Roundworm De-Wormer effectively removes large roundworms in cats. The easy to feed liquid is formulated specifically for cats, and is palatable and tasty for felines. The bottle has a special child resistant cap for safety. Help your cat to destroy worms and live a happy and healthy life.Formulated for cats. Dosage: Cats & kittens over 6 weeks of age, give tsp per 5 lb of body weight. Active Ingredient: 250 mg Piperazine base (as piperazine citrate), per teaspoon. Warnings Do not De-worm a kitten under six weeks of age. Never De-worm a sick cat, or kitten. Consult a veterinarian in the diagnosis, treatment and control of parasitism. Not recommended for cats under 2lbs. of body weight. Not recommended for pregnant or nursing females. Pets over 1 year old should have a recent negative heart worm blood test before de-worming. Packaging: 4oz (118ml)