Type 2 & other diabetes

Berberine Ursodeoxycholate for the Treatment of Type 2 Diabetes: A Randomized Clinical Trial

JAMA Netw OpenPublished Randomised controlled trial

Authors' conclusion

In this placebo-controlled randomized clinical trial, treatment with HTD1801 resulted in significant reductions in the HbA1c level and improvements in key cardiometabolic and liver parameters. HTD1801 was safe and well tolerated. These findings are being confirmed in ongoing phase 3 studies. The effects demonstrated by HTD1801 support an oral treatment option for T2D and its comorbidities.

Study context

Population
Patients with T2D after ≥8 weeks of diet and exercise, hemoglobin A1c (HbA1c) 7.0% to 10.5%, fasting plasma glucose (FPG) <250.5 mg/dL, China; mean age 54.3 years, 63.7% male, mean HbA1c 8.2%110 completed
Participants
113 patients
Comparison
HTD1801 500 mg or 1000 mg twice daily vs placebo
  • Placebon = 38reference
  • 500-mgn = 37
  • 1000-mgn = 38
Primary endpoint
HbA1c change from baseline
Follow-up
Week 12
Methodological detailsphase 2, double-blind, placebo-controlled, randomized 1:1:1
  • Phase 2
  • Double-blind
  • Placebo-controlled
  • Randomized 1:1:1

Primary result

As reported in the abstract

Each group vs placeboLeast-squares mean difference, % (95% CI)P value
500-mg
−0.4(−0.79% to −0.03%)
P = 0.04
1000-mg
−0.7(−1.10% to −0.35%)
P < 0.001

Secondary outcomes

Mean, mg/dL

Outcome500-mg1000-mg
FPG change−13.0 (SD 38.2)−18.4 (SD 21.8)

Lipids and liver injury markers

Reductions observed in lipids and markers of liver injury in the 1000-mg group

Safety

Adverse events

Treatment-emergent AEs, generally mild, overall
59 patients (52.2%)
Serious AE (retinal hemorrhage, unlikely treatment-related), 500-mg
1 patient
Discontinued due to AE
0

Original publication

Berberine Ursodeoxycholate for the Treatment of Type 2 Diabetes: A Randomized Clinical Trial. JAMA Netw Open. Published 3 March 2025. doi:10.1001/jamanetworkopen.2024.62185

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