A Study of LY3305677 in Participants With Obesity Or Overweight

The main purpose of this study is to learn about the safety and tolerability of LY3305677 when given to participants with obesity or overweight. Blood tests will be performed to investigate how the body processes the study drug and how the study drug affects the body. Each enrolled participant will receive injections of LY3305677 or placebo given just under the skin. For each participant, the study will last about approximately 28 weeks.

Inclusion Criteria:Participants who are overtly healthy as determined by medical evaluationParticipants with stable weight for 3 months and body mass index of 27.0 and 50.0 kilograms per square meter (kg/m²)Exclusion Criteria:Have history of type 1 diabetes mellitus or type 2 diabetes mellitus, ketoacidosis, or hyperosmolar state or coma