has_component controlled content drinking water metformin controlled metformin content drinking water 2014-02-28T17:27:21Z A drink made up of water and a specified amount of metformin consumed by an organism as part of an experiment. Metformin is an oral antidiabetic drug in the biguanide class which functions to supress the production of glucose by the liver (hepatic gluconeogenesis). CHEBI:6801 XCO:0000409 experimental_condition_ontology jsmith