Clinical trial Recruiting at 76 sites Phase 3 Interventional Ages 18 and up

AZD6234: a new weekly shot to help adults lose weight

Official title: A Phase III Randomised, Double-Blind, Placebo-Controlled Multicentre Trial to Evaluate the Efficacy and Safety of AZD6234 in Participants With Obesity or Overweight With at Least One Weight-Related Comorbidity Without Type 2 Diabetes Mellitus (SELENE 1)

Run by AstraZeneca · NCT07784725 · Data updated 2026-11-12

This Phase 3 trial tests whether AZD6234 helps adults with obesity or overweight and weight-related health issues lose weight compared to placebo.

Quick facts

PhasePhase 3
Study typeInterventional
Ages18 Years and up
SexAll
Enrollment2500 (estimated)
SponsorAstraZeneca
Industry-sponsored
Locations220 sites (Dothan, Alabama and 219 other locations)
StatusRecruiting
StartedAugust 19, 2026
Main results expectedAugust 11, 2028
Study endsMay 21, 2029
Registry record updatedOctober 30, 2026
Trial IDNCT07784725 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults aged 18 and older with BMI ≥30, or BMI ≥27 with a weight-related comorbidity, and who have not had recent diabetes.

Probably not a fit

People with diabetes, significant liver disease, or certain metabolic conditions may not benefit and may be ineligible.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This global, randomized, double-blind study compares AZD6234 given as a once-weekly subcutaneous shot to placebo in adults with obesity or overweight and at least one weight-related health condition, over 68 weeks. Participants will be assigned to AZD6234 or placebo and monitored for weight change and safety. The trial excludes people with diabetes and certain liver or endocrine conditions to better understand the drug’s effects in the target population. Primary outcomes focus on percent body weight change from baseline at 68 weeks, with ongoing safety assessments. Sites include research centers in Alabama and Arizona.

Why it matters

Potential benefit: If successful, AZD6234 could help participants achieve meaningful weight loss and improve related health conditions.

How similar studies have gone: Previous studies with similar weight-management approaches have shown potential weight loss benefits in comparable populations, but this study is in a new treatment class.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Males \& females (inclusive of all gender identities) age ≥18 years
* BMI ≥30 kg/m2 OR BMI ≥27 kg/m2 with at least one of the following weight related comorbidities (treated or untreated): hypertension, dyslipidaemia, obstructive sleep apnoea, cardiovascular disease, heart failure, chronic kidney disease, metabolic dysfunction-associated steatotic liver disease, osteoarthritis of the knee, or stress urinary incontinence
* Stable body weight (≤5% body weight change) for at least 3 months prior to Randomisation
* History of at least one self-reported unsuccessful attempt to lose body weight in their lifetime

Exclusion Criteria:

* Obesity primarily caused by other endocrine disorders
* History of Type 1 or Type 2 Diabetes Mellitus, HbA1c ≥6.5% (48 mmol/mol), and/or treatment with glucose-lowering agent(s) within 3 months prior to Screening
* Significant hepatobiliary disease and/or any of the following results at Screening:

  * ALT ≥ 3.0 × ULN
  * AST ≥ 3.0 × ULN
  * TBL \> 1.5 × ULN (except for cases of known Gilbert's Syndrome)
* Has received treatment with a GLP-1 receptor agonist or GLP-1 containing medication for any indication within 3 months before Randomisation.

Where it's running

  • Research Site
    Dothan, Alabama, United States
    Recruiting
  • Research Site
    Escondido, California, United States
    Recruiting
  • Research Site
    Clearwater, Florida, United States
    Recruiting
  • Research Site
    Stockbridge, Georgia, United States
    Recruiting
  • Research Site
    Champaign, Illinois, United States
    Recruiting
  • Research Site
    Chicago, Illinois, United States
    Recruiting
Show 44 more locations
  • Research Site
    Ames, Iowa, United States
    Recruiting
  • Research Site
    Kansas City, Missouri, United States
    Recruiting
  • Research Site
    Rocky Mount, North Carolina, United States
    Recruiting
  • Research Site
    Statesville, North Carolina, United States
    Recruiting
  • Research Site
    Fargo, North Dakota, United States
    Recruiting
  • Research Site
    Columbus, Ohio, United States
    Recruiting
  • Research Site
    Tulsa, Oklahoma, United States
    Recruiting
  • Research Site
    Philadelphia, Pennsylvania, United States
    Recruiting
  • Research Site
    Smithfield, Pennsylvania, United States
    Recruiting
  • Research Site
    Kingsport, Tennessee, United States
    Recruiting
  • Research Site
    Houston, Texas, United States
    Recruiting
  • Research Site
    Sugar Land, Texas, United States
    Recruiting
  • Research Site
    Waco, Texas, United States
    Recruiting
  • Research Site
    Buenos Aires, Argentina
    Recruiting
  • Research Site
    Buenos Aires, Argentina
    Recruiting
  • Research Site
    Ciudad de Buenos Aires, Argentina
    Recruiting
  • Research Site
    Mendoza, Argentina
    Recruiting
  • Research Site
    Rosario, Argentina
    Recruiting
  • Research Site
    Botany, Australia
    Recruiting
  • Research Site
    Camberwell, Australia
    Recruiting
  • Research Site
    Charlestown, Australia
    Recruiting
  • Research Site
    St Albans, Australia
    Recruiting
  • Research Site
    St Leonards, Australia
    Recruiting
  • Research Site
    Waitara, Australia
    Recruiting
  • Research Site
    Plovdiv, Bulgaria
    Recruiting
  • Research Site
    Sofia, Bulgaria
    Recruiting
  • Research Site
    Sofia, Bulgaria
    Recruiting
  • Research Site
    Sofia, Bulgaria
    Recruiting
  • Research Site
    Yambol, Bulgaria
    Recruiting
  • Research Site
    Calgary, Alberta, Canada
    Recruiting
  • Research Site
    New Westminster, British Columbia, Canada
    Recruiting
  • Research Site
    Victoria, British Columbia, Canada
    Recruiting
  • Research Site
    Moncton, New Brunswick, Canada
    Recruiting
  • Research Site
    Truro, Nova Scotia, Canada
    Recruiting
  • Research Site
    Brampton, Ontario, Canada
    Recruiting
  • Research Site
    Guelph, Ontario, Canada
    Recruiting
  • Research Site
    Hamilton, Ontario, Canada
    Recruiting
  • Research Site
    Mississauga, Ontario, Canada
    Recruiting
  • Research Site
    North York, Ontario, Canada
    Recruiting
  • Research Site
    Scarborough Village, Ontario, Canada
    Recruiting
  • Research Site
    Stoney Creek, Ontario, Canada
    Recruiting
  • Research Site
    Stouffville, Ontario, Canada
    Recruiting
  • Research Site
    Toronto, Ontario, Canada
    Recruiting
  • Research Site
    Montreal, Quebec, Canada
    Recruiting

+170 more sites. See ClinicalTrials.gov for the full list.

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.