A Phase 1, Randomized, Placebo-Controlled, Single and Multiple Ascending Dose-Escalation Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of LY4064912 in Healthy Participants and Participants With Overweight or Obesity
The purpose of this study is to evaluate how well LY4064912 is tolerated and what side effects may occur in healthy participants and participants with overweight and obesity - global. The study drug will be administered either subcutaneously (SC) (under the skin) or infusion intravenously (IV) (into a vein in the arm). Blood tests will be performed to investigate how the body processes the study drug and how the study drug affects the body.
• Age is 21-65 years old at Singapore Sites
• Participants who are overtly healthy as determined by medical evaluation including medical history, physical examination, laboratory tests, and cardiac monitoring
⁃ Part A: Body Mass Index (BMI) within the range greater than or equal to 21 and less than 30 kilogram per square meter (kg/m²)
⁃ Part B: a BMI greater than or equal to 27 and less than 45 kg/m²
⁃ Part C: a BMI greater than or equal to 21 and less than 35 kg/m²
• Parts A and C: Participants must weigh 60 kilograms (kg) or more at screening
• Have had a less than 5% change in body weight for 3 months before screening
• Safety laboratory tests are within normal reference range