Pediatric: Safety and efficacy have not been established.
Geriatrics: Usual adult dose. For some sensitive individuals, lower initial doses may be needed. Maximum doses are not advised for the use in the elderly.
Renal impairment: A GFR should be assessed before initiation of treatment with metformin containing products and at least annually thereafter. In patients at an increased risk of further progression of renal impairment and in the elderly, renal function should be assessed more frequently, e.g. every 3-6 months. (See table.)

Route of Administration: For oral use.