Some cheese has been made with additional ingredients like onions and garlic, both of which are toxic to dogs. (smartdogowners.com)
And because the medication that kills heartworms in dogs is toxic to cats, there is currently no approved treatment available for cats with heartworm disease. (1800petmeds.com)
However, most human products are toxic to pets and many over-the-counter flea and tick products are not safe. (vetspecialty.com)