Type 2 & other diabetes

Orforglipron, an Oral Small-Molecule GLP-1 Receptor Agonist, in Early Type 2 Diabetes

N Engl J MedPublished Randomised controlled trial

Authors' conclusion

In adults with early type 2 diabetes, orforglipron significantly reduced the glycated hemoglobin level over a period of 40 weeks.

Study context

Population
Adults with T2D treated only with diet and exercise, HbA1c 7.0–9.5%, BMI ≥23.0; mean baseline HbA1c 8.0%randomized 1:1:1:1
Participants
559 adults
Comparison
Once-daily oral orforglipron vs placebo
Primary endpoint
Change from baseline in HbA1c
Follow-up
Week 40
Methodological detailsphase 3, double-blind, placebo-controlled
  • Phase 3
  • Double-blind
  • Placebo-controlled

Primary result

As reported in the abstract

3 mg

−1.24

mean · percentage points

12 mg

−1.47

mean · percentage points

36 mg

−1.48

mean · percentage points

Placebo

−0.41

mean · percentage points

Each group vs placeboEstimated mean difference, percentage points (95% CI)P value
3 mg
−0.83(−1.10 to −0.56)
P < 0.001 for all comparisons
12 mg
−1.06(−1.33 to −0.79)
P < 0.001 for all comparisons
36 mg
−1.07(−1.33 to −0.81)
P < 0.001 for all comparisons

Secondary outcomes

Outcome3 mg12 mg36 mgPlacebo
Key secondary: percent change in body weight · baseline to week 40−4.5%−5.8%−7.6%−1.7%

HbA1c at week 40 with orforglipron

Mean HbA1c with orforglipron
6.5 to 6.7%

Safety

Adverse events

Severe hypoglycemia episodes
0
Discontinuation due to AEs, orforglipron
4.4 to 7.8%
Discontinuation due to AEs, placebo
1.4%
Most common AEs: mild-to-moderate gastrointestinal events, mostly during dose escalation

Original publication

Orforglipron, an Oral Small-Molecule GLP-1 Receptor Agonist, in Early Type 2 Diabetes. N Engl J Med. Published 21 June 2025. doi:10.1056/nejmoa2505669

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