Does Metformin Xr Save Health Care Cost?
Does Metformin Xr Save Health Care Cost? Results. Metformin can save annual treatment costs by 39.87% to 40.97% compared with acarbose. Is metformin ER covered by Medicare? It is available in brand and generic versions. Generic metformin ER is covered by most Medicare and insurance plans, but pharmacy coupons or cash prices may be lower.