Spotlight on PharmacyCan metformin be used safely in a patient with elevated creatinine concentration?Lewis, Drew MD; Hudson, Jonell PharmD; Coulter, Lois PharmD Author Information U of AR for Medical Sciences Northwest FMR Fayetteville, AR Evidence-Based Practice 18(3):p 14, March 2015. | DOI: 10.1097/01.EBP.0000540924.64603.2a Buy Metrics © Copyright 2015 Family Physicians Inquiries Network, Inc.