Skip to main content

Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript.

  • News & Views
  • Published:

Diabetes mellitus

Complex interplay between metformin, AKI and lactic acidosis

Debate exists regarding the safety of metformin and the risk of metformin-associated lactic acidosis, particularly in the setting of kidney dysfunction. Data from two studies examining the interplay between metformin, acute kidney injury, and complications including lactic acidosis suggest that metformin should be used conservatively in patients with kidney dysfunction.

This is a preview of subscription content, access via your institution

Access options

Buy this article

Prices may be subject to local taxes which are calculated during checkout

References

  1. Kalantar-Zadeh, K. & Kovesdy, C. P. Should restrictions be relaxed for metformin use in chronic kidney disease? No, we should never again compromise safety! Diabetes Care 39, 1281–1286 (2016).

    Article  CAS  Google Scholar 

  2. UK Prospective Diabetes Study (UKPDS) Group. Effect of intensive blood-glucose control with metformin on complications in overweight patients with type 2 diabetes (UKPDS 34). UK Prospective Diabetes Study (UKPDS) Group. Lancet 352, 854–865 (1998).

  3. Inzucchi, S. E. et al. Management of hyperglycemia in type 2 diabetes, 2015: a patient-centered approach: update to a position statement of the American Diabetes Association and the European Association for the Study of Diabetes. Diabetes Care 38, 140–149 (2015).

    Article  Google Scholar 

  4. Bell, S. et al. Risk of acute kidney injury and survival in patients treated with Metformin: an observational cohort study. BMC Nephrol. 18, 163 (2017).

    Article  Google Scholar 

  5. Connelly, P. J. et al. Acute kidney injury, plasma lactate concentrations and lactic acidosis in metformin users: a GoDarts study. Diabetes Obes. Metab. http://dx.doi.org/10.1111/dom.12978 (2017).

  6. Rhee, C. M., Kovesdy, C. P. & Kalantar-Zadeh, K. Risks of Metformin in type 2 diabetes and chronic kidney disease: lessons learned from Taiwanese data. Nephron 135, 147–153 (2017).

    Article  CAS  Google Scholar 

  7. Ekstrom, N. et al. Effectiveness and safety of metformin in 51 675 patients with type 2 diabetes and different levels of renal function: a cohort study from the Swedish National Diabetes Register. BMJ Open 2, e001076 (2012).

    Article  Google Scholar 

  8. Eppenga, W. L. et al. Risk of lactic acidosis or elevated lactate concentrations in metformin users with renal impairment: a population-based cohort study. Diabetes Care 37, 2218–2224 (2014).

    Article  CAS  Google Scholar 

  9. Richy, F. F., Sabido-Espin, M., Guedes, S., Corvino, F. A. & Gottwald-Hostalek, U. Incidence of lactic acidosis in patients with type 2 diabetes with and without renal impairment treated with metformin: a retrospective cohort study. Diabetes Care 37, 2291–2295 (2014).

    Article  CAS  Google Scholar 

  10. Hung, S. C. et al. Metformin use and mortality in patients with advanced chronic kidney disease: national, retrospective, observational, cohort study. Lancet Diabetes Endocrinol. 3, 605–614 (2015).

    Article  CAS  Google Scholar 

Download references

Acknowledgements

The authors are supported by research grants from the NIH/NIDDK including K23-DK102903 (C.M.R), K24-DK091419 (K.K.-Z), U01-DK102163 (K.K.-Z), and philanthropist grants from H. Simmons, L. Chang and J. Lee.

Author information

Authors and Affiliations

Authors

Corresponding author

Correspondence to Kamyar Kalantar-Zadeh.

Ethics declarations

Competing interests

The authors declare no competing financial interests.

PowerPoint slides

Rights and permissions

Reprints and permissions

About this article

Check for updates. Verify currency and authenticity via CrossMark

Cite this article

Rhee, C., Kalantar-Zadeh, K. Complex interplay between metformin, AKI and lactic acidosis. Nat Rev Nephrol 13, 521–522 (2017). https://doi.org/10.1038/nrneph.2017.105

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1038/nrneph.2017.105

This article is cited by

Search

Quick links

Nature Briefing

Sign up for the Nature Briefing newsletter — what matters in science, free to your inbox daily.

Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing