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NCT Number: NCT07667803

A Master Protocol to Investigate Efficacy and Safety of Elecoglipron in Participants With Obesity or Overweight With or Without T2DM

This master study protocol, Study D7260C00015, covers 2 independent, pivotal studies, Study 1 and Study 2. Each study is a global, randomized, double-blind, parallel-group, multicenter, Phase III study to assess the efficacy and safety of elecoglipron compared with placebo adjunct to diet and exercise for weight management, in adults living with obesity or overweight with at least one weight-related comorbidity, and without T2DM (Study 1) or with T2DM (Study 2).

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Key information

Conditions

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Research Site, Buenos Aires, Argentina

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About this study

This is a Phase III, global, randomized, parallel-group, double-blind, placebo-controlled, multicenter study to assess the efficacy and safety of 2 doses of elecoglipron compared with placebo, given once daily as oral tablets. This protocol covers two independent pivotal studies in adults aged 18 years and above, who are living with obesity (BMI ≥ 30 kg/m2), or overweight (BMI ≥ 25 kg/m2) and have at least 1 weight-related comorbidity (Hypertension, Prediabetes, Dyslipidemia, CV disease and/or Obstructive sleep apnea) without T2DM (Study 1) and as well as those who are living with obesity or overweight with T2DM (Study 2). Approximately 3000 participants will be randomized in the study 1 and 1500 participants in the study 2. The primary endpoint is percent change in body weight from baseline at 72 weeks.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Legal age of consent and at least 18 years old
  • Study 1 -
  • BMI ≥ 30 kg/m2 or
  • 25 kg/m2 ≤ BMI < 30 kg/m2 with at least one of the following weight-related comorbidities:
  • Hypertension
  • Prediabetes
  • Dyslipidemia
  • Cardiovascular disease
  • Obstructive sleep apnea.
  • Study 2 - BMI ≥ 25 kg/m2 and T2DM defined as below:
  • Established diagnosis of T2DM
  • Without established diagnosis of T2DM and HbA1c ≥ 6.5% (48 mmol/mol) at the screening visit
  • Stable body weight (self-reported or documented) for 90 days prior to the screening visit (± 5% body weight change)
  • History of at least one self-reported unsuccessful dietary effort to lose body weight.

Exclusion criteria

  • Study 1 - Established diagnosis of T1DM or T2DM.
  • Study 2 - Any of the following medical history, laboratory values, or complications related to diabetes:
  • T1DM
  • HbA1c ≥ 10% (86 mmol/mol) at the screening visit
  • Currently receiving, or anticipated to receive, therapeutic intervention for diabetic retinopathy and/or macular edema.
  • Have had more than one episode of severe hypoglycemia within 180 days prior to the screening visit, or has a history of hypoglycemia unawareness or poor recognition of hypoglycemic symptoms
  • History of acute (unless due to previously resolved gallstone pancreatitis and post-cholecystectomy) or chronic pancreatitis
  • History/family history (first degree biologic relatives) of medullary thyroid cancer or multiple endocrine neoplasia type 2

Treatment and study plan

Elecoglipron

Drug

Elecoglipron film-coated tablet once daily

Other names: Active IMP

Placebo

Drug

Placebo matching elecoglipron film-coated tablet once daily

Primary outcomes

  1. Percent body weight loss

    Time frame: 72 weeks

    Percent change from baseline to Week 72 in body weight

Secondary outcomes

  1. Absolute body weight loss

    Time frame: 72 weeks

    Absolute change from baseline to Week 72 in body weight (kg)

  2. Total body weight loss of at least 5%, 10%, and 15%

    Time frame: 72 weeks

    • Achieved ≥ 5% body weight loss from baseline at Week 72
    • Achieved ≥ 10% body weight loss from baseline at Week 72
    • Achieved ≥ 15% body weight loss from baseline at Week 72
  3. Percent body weight loss in participants with body mass index (BMI) ≥ 27 kg/m2 at baseline

    Time frame: 72 weeks

    Percent change from baseline to Week 72 in body weight

  4. Waist circumference reduction

    Time frame: 72 weeks

    Absolute change from baseline to Week 72 in waist circumference (cm)

  5. Glycemic control

    Time frame: 72 weeks

    Change from baseline to Week 72 in hemoglobin A1c (HbA1c) (%)

  6. Achieving normoglycemia in participants with HbA1c ≥ 5.7% (39 mmol/mol) at baseline

    Time frame: 72 weeks

    Achieved normoglycemia (HbA1c < 5.7% [39 mmol/mol]) at Week 72

  7. Study 2 only: Achieving glycemic control in participants with HbA1c ≥ 7.0% (53 mmol/mol) at baseline

    Time frame: 72 weeks

    • Achieved HbA1c < 7.0% (53 mmol/mol) at Week 72
    • Achieved HbA1c ≤ 6.5% (48 mmol/mol) at Week 72
  8. Systolic blood pressure reduction

    Time frame: 72 weeks

    Change from baseline to Week 72 in systolic blood pressure (mmHg)

Study contacts

Contact information is provided by the study sponsor or research team.

AstraZeneca Clinical Study Information Center

CONTACT

[email protected]

1-877-240-9479

Sponsors and collaborators

Lead sponsor

AstraZeneca

Industry

Registry information

Official study title

A Phase III Randomized, Double-blind, Placebo-controlled Multicenter Master Protocol to Evaluate the Efficacy and Safety of Elecoglipron in Participants With Obesity or Overweight With or Without Type 2 Diabetes Mellitus (Embold)

Acronym: Embold

Important dates

Study start
2026
Primary completion
2028
Study completion
2029
First posted
Jun 25, 2026
Registry last updated
Jul 10, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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