Vistin Pharma today produce about 10% of the world’s demand for Metformin HCl API and have in 2022 initiated a project to double the manufacturing capacity. Our Metformin is also available as direct compressible lubricated granules. Vistin Pharma Headquarter is located in Oslo, Norway. Our manufacturing facility is located in Kragerø, Norway. The facility is certified according to current Good Manufacturing Practice (cGMP) and successfully inspected by the US Food and Drug Administration (FDA).