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

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