A Phase IIb Randomised, Double-blind, Placebo-controlled Study to Evaluate the Efficacy, Safety and Tolerability of AZD6234 compared with placebo, given once a week as subcutaneous injection for 36 weeks, in male and female participants of at least 18 years of age who are living with obesity (body mass index [BMI] ≥ 30 kg/m2), or overweight (BMI ≥ 27 kg/m2) and at least one weight-related comorbidity

The study will comprise of:

A screening period of maximum 28 days

A treatment period of 36 weeks

A follow up period after last dose of study drug

This study will consist of 4 cohorts. Approximately 231 eligible participants will be randomized to AZD6234 or placebo

Inclusion Criteria:

• Adults ≥ 18 years of age
• BMI of (a) ≥ 30 kg/m2, or (b) ≥ 27kg/m2 and have a current diagnosis of at least 1 weight-related comorbidities (treated or untreated)
• A stable body weight for 3 months prior to Screening (±5% body weight change)

Exclusion Criteria:

• Have obesity induced by other endocrine disorders, such as Cushing's syndrome or Prader-Willi syndrome
• Has received prescription or non-prescription medication for weight loss within the last 3 months prior to Screening
• Previous or planned (within study period) bariatric surgery or fitting of a weight loss device (eg, gastric balloon or duodenal barrier)
• History of type 1 diabetes mellitus or T2DM

Qualified researchers can request access to anonymized individual patient-level data from AstraZeneca group of companies sponsored clinical trials via the request portal Vivli.org. All requests will be evaluated as per the AZ disclosure commitment: https://astrazenecagrouptrials.pharmacm.com/ST/Submission/Disclosure.

Yes, indicates that AZ are accepting requests for IPD, but this does not mean all requests will be shared.

AstraZeneca will meet or exceed data availability as per the commitments made to the EFPIA PhRMA Data Sharing Principles. For details of our timelines, please rerefer to our disclosure commitment at https://astrazenecagrouptrials.pharmacm.com/ST/Submission/Disclosure.

When a request has been approved AstraZeneca will provide access to the anonymized individual patient-level data via secure research environment Vivli.org. Signed Data Usage Agreement (non-negotiable contract for data accessors) must be in place before accessing requested information.