If you are:
Possibly Safe: INSUFFICIENT HUMAN DATA AVAILABLE
Precaution: NO KNOWN INFANT ADVERSE OUTCOMES; MFR ADVISES CAUTION
An adult over 60:
management or monitoring precaution: Renal-Increased risk for drug induced metabolic acidosis with increasing age and declining renal function. Metformin is contraindicated in patients with an eGFR below 30 mL/min. Cardiovascular-Heart failure patients may have a higher risk for metabolic acidosis.
Giving Fortamet to a child under 12:
management or monitoring precaution: Rare reports of cholestatic and hepatocellular injury. No pediatric safety/efficacy of extended release dose form.