autions:Side effects are rare, but may include loose stools. Since humans can contract roundworms, hookworms, and tapeworms from pets, it"s important to maintain good personal hygiene. It"s also important to eliminate fleas and to not feed your pet uncooked meat or fish. To prevent re-infection, clean up stools on a daily basis. Genertic name:Fenbendazole (fen-ben"-da-zole)What is this medication used for:Fenbendazole is an anthelminthic (dewormer) used in the treatment of certain types of roundworm, hookworm, whipworm and tapeworm infections in dogs.Availability:Panacur C (fenbendazole) is available over the counter (OTC) as granules in three packs of 1gm packets, 2gm packets or 4gm packets.How this medicine should be used:Fenbendazole is FDA approved for use in dogs only. The usual dose for dogs, based on weight using the chart below, is given once a day for 3 consecutive days. The medication can be mixed with a small amount of your pet"s usual food. Dry dog food may require slight moistening to allow for proper mixing. Medicated food must be fully consumed to be effective.Dog Weight Packet Size*10 pounds 1 gram20 pounds 2 gram30 pounds 1 gram + 2 gram40 pounds 4 gram50 pounds 1 gram + 4 gram60 pounds 2 gram + 4 gram80 pounds Two 4 gramOver 80 pounds Use combinations to obtain recommended dose*packet size is the daily dose. The dog must be treated with this dose for 3 days in a row.