This is a 3D video demonstrating the mechanism of action of Metformin. It is designed to be played on tablets and other mobile devices to be displayed as an e-detail for drug promotions by medical representatives. Metformin is an oral antidiabetic drug in the biguanide class. It is the first-line drug of choice for the treatment of type 2 diabetes, in particular, in overweight and obese people and those with normal kidney function. Metformin works by suppressing glucose production by the liver.