From ClinicalTrials.gov

GLP-1 clinical trial results

290 Phase 3 trials with posted results, 146 of them named. Each page shows the results and side effects arm by arm, as the registry posts them. The newest update at source is Nov 4, 2026.

Largest first

Orforglipron trials with results

9 trials, 9,168 participants.

TrialMedicationPeoplePrimary result
ATTAIN-1A Study of Orforglipron (LY3502970) in Adult Participants With Obesity or Overweight With Weight-Related ComorbiditiesOrforglipron3,127Percent Change From Baseline in Body Weight (Primary Treatment Period) (percent change), Baseline, Week 72. Placebo: -0.87; 6 mg Orforglipron: -7.82; 12 mg Orforglipron: -9.27; 36 mg Orforglipron: -12.35.
ACHIEVE-3A Study of Orforglipron (LY3502970) Compared With Semaglutide in Participants With Type 2 Diabetes Inadequately Controlled With MetforminOrforglipron1,698Change From Baseline in Hemoglobin A1c (HbA1c) [Non-inferiority of 36 mg Orforglipron Versus 14 mg Semaglutide and 12 mg Orforglipron Versus 7 mg Semaglutide] (Percentage of HbA1c), Baseline, Week 52. 12 mg Orforglipron: -1.91; 36 mg Orforglipron: -2.16; 7 mg Semaglutide: -1.11; 14 mg Semaglutide: -1.45.
ATTAIN-2A Study of Orforglipron in Adult Participants With Obesity or Overweight and Type 2 DiabetesOrforglipron1,613Percent Change From Baseline in Body Weight (percent change), Baseline, Week 72. Placebo: -2.21; 6 mg Orforglipron QD: -5.50; 12 mg Orforglipron QD: -7.78; 36 mg Orforglipron QD: -10.54.
ACHIEVE-2A Study of Orforglipron (LY3502970) Compared With Dapagliflozin in Adult Participants With Type 2 Diabetes and Inadequate Glycemic Control With MetforminOrforglipron962Change From Baseline in HbA1c [Noninferiority Analysis] (percentage of HbA1c), Baseline, Week 40. Orforglipron 3 mg: -1.32; Orforglipron 12 mg: -1.74; Orforglipron 36 mg: -1.73; Dapagliflozin 10 mg: -0.76.
ACHIEVE-1A Study of Orforglipron (LY3502970) in Adult Participants With Type 2 Diabetes and Inadequate Glycemic Control With Diet and Exercise AloneOrforglipron559Change From Baseline in HbA1c (percentage of HbA1c), Baseline, Week 40. Placebo: -0.15; 3 mg Orforglipron: -1.26; 12 mg Orforglipron: -1.59; 36 mg Orforglipron: -1.45.
ACHIEVE-5A Study of Orforglipron (LY3502970) in Participants With Type 2 Diabetes and Inadequate Glycemic Control With Insulin Glargine, With or Without Metformin and/or SGLT-2 InhibitorOrforglipron546Change From Baseline in Hemoglobin A1c (HbA1c) (percentage of HbA1c), Baseline, Week 40. Placebo: -0.77; 3 mg Orforglipron QD: -1.54; 12 mg Orforglipron QD: -2.05; 36 mg Orforglipron QD: -1.90.
ACHIEVE-JA Long-term Safety Study of Orforglipron (LY3502970) in Participants With Type 2 DiabetesOrforglipron401Number of Participants With Treatment Emergent Adverse Events (TEAEs) (Participants), Baseline to Week 54. 3 mg Orforglipron: 107; 12 mg Orforglipron: 114; 36 mg Orforglipron: 118.
ATTAIN-JA Study of Once-Daily Oral Orforglipron (LY3502970) in Japanese Adult Participants With Obesity DiseaseOrforglipron238Percent Change From Baseline in Body Weight at Week 72 (percent change), Baseline, Week 72. Placebo QD: -0.63; 6 mg Orforglipron QD: -5.90; 12 mg Orforglipron QD: -8.69; 36 mg Orforglipron QD: -7.93.
NCT05936138A Phase 1, Parallel, Single-Dose, Open-Label, Single-Period Study of LY3502970 in Participants With Normal Renal Function and Participants With Renal Impairment.Orforglipron24Pharmacokinetics (PK): Area Under the Concentration Versus Time Curve From Time Zero to Infinity (AUC0-∞) of LY3502970 (nanogram*hour per milliliter (ng*hr/mL)), Predose, 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, 48, 72 and 96 hours postdose. LY3502970 (Normal Renal Function): 113; LY3502970 (Severe Renal Impairment): 167; LY3502970 (End-Stage Renal Disease): 108.
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