Type 2 & other diabetes

Impact of Oral Semaglutide on Kidney Outcomes in People With Type 2 Diabetes: Results From the SOUL Randomized Trial

Diabetes CarePublished Randomised controlled trial

Primary result · Five-point kidney composite (≥50% eGFR decrease, persistent eGFR <15 mL/min/1.73 m², chronic kidney replacement therapy initiation, or kidney or CV death)Result — go to the resultHazard ratio 0.91 95% CI 0.80–1.05

Authors' conclusion

In people with T2D and ASCVD and/or CKD but with overall mostly preserved eGFR, orally administered semaglutide, compared with placebo, did not significantly reduce adverse kidney outcomes but did slow the decline in eGFR.

Study context

Population
People with T2D and atherosclerotic CVD (atherosclerotic cardiovascular disease (ASCVD)) and/or chronic kidney disease (CKD); mean eGFR 73.8 mL/min/1.73 m²
Participants
9,650 people
Comparison
Oral semaglutide vs placebo
Methodological detailsdouble-blind, prespecified kidney outcomes, prespecified subgroups
  • Double-blind
  • Prespecified kidney outcomes
  • Prespecified subgroups

Primary result

As reported in the abstract

Five-point kidney composite:
  • ≥50% eGFR decrease
  • Persistent eGFR <15 mL/min/1.73 m²
  • Chronic kidney replacement therapy initiation
  • Kidney or cardiovascular (CV) death
· follow-up 47.5 months

Hazard ratio

0.91

95% CI 0.80–1.05

P = 0.19

Events by treatment group

Oral semaglutidevs Placebo
HR 0.91 (95% CI 0.80–1.05); P = 0.19

Further findings

OutcomeOral semaglutidePlaceboHR (95% CI)P value
Four-point kidney composite (excluding CV death)2.3%2.7%0.86 (0.66–1.10)P = 0.22

Mean, mL/min/1.73 m²

OutcomeOral semaglutidePlaceboEstimated treatment difference (95% CI)P value
Mean annual eGFR declineLess decline with oral semaglutide−1.67−2.060.40 (0.27–0.53)P < 0.0001

Subgroups, incl. eGFR <60 mL/min/1.73 m² at baseline

Effects similar across most subgroups, including eGFR <60 mL/min/1.73 m²

Safety

Serious adverse events occurred at similar rates in both groups

Original publication

Impact of Oral Semaglutide on Kidney Outcomes in People With Type 2 Diabetes: Results From the SOUL Randomized Trial. Diabetes Care. Published 4 December 2025. doi:10.2337/dc25-1080

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