Product Description: Excel 8in1 De-wormer Liquid is Safe and effective against large roundworms. A safe and effective De-wormer for puppies and dogs. May be fed directly from a spoon or added to food. Effective against large roundworms (Toxocara canis and Toxascaris leonina). Child resistant cap for safe storage. Dosage: For dogs and puppies 6 weeks or older. 1/2 teaspoon per 5 lbs of body weight. One Dose for ONE day then repeat in 14 days. Then Repeat only after 30 days if needed to prevent infestation. Active Ingredient: 250 mg Piperazine base as Piperazine Citrate, per each teaspoon (5 ml). Warnings Do not worm a puppy or dog under six weeks of age. Never worm a sick puppy or dog. Consult your veterinarian in the diagnosis, treatment and control of parasitism. Not recommended for dogs under 5 lbs of body weight. Not recommended for pregnant or nursing females. Pets over 1 year old should have a recent negative heartworm blood test before de-worming. Packaging: 4oz (118ml)