Diabetes technology

U-500 regular insulin in automated insulin delivery systems for severe insulin resistance: A single-center retrospective cohort

Diabetes Res Clin PractPublished Retrospective cohort study

Authors' conclusion

These findings provide early clinical experience to inform cautious, individualized off-label use.

Study context

Population
Individuals with severe insulin resistance using AID systems
Participants
4 individuals
Methodological detailssingle-centre
  • Single-centre

Main finding

As reported in the abstract

  • HbA1c remained stable
  • TBR stayed low
  • Lower TIR

Observational data: associations, not effects.

Safety

No DKA or severe hypoglycemia occurred

Original publication

U-500 regular insulin in automated insulin delivery systems for severe insulin resistance: A single-center retrospective cohort. Diabetes Res Clin Pract. Published 26 July 2026. doi:10.1016/j.diabres.2026.113460

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