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Does Cabergoline prevent weight regain in people with obesity?

Does Cabergoline prevent weight regain in people with obesity?

Status
Completed
Phases
Phase 4
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12612000069853
Acronym
Power study
Enrollment
221
Registered
2012-01-13
Start date
2011-12-21
Completion date
2014-09-17
Last updated
2020-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

Obesity is a major public and personal global health issue. A major clinical issue in managing the obese individual is the prevention of weight regain following successful weight loss initiatives. There has been recent interest in the role of the central neurotransmitter dopamine on appetite control and energy balance, and several small studies have suggested that dopamine agonist medication could be a novel way to treat obesity. This randomised controlled trial will identify if the dopamine agonist drug Cabergoline is effective at preventing weight regain. 200 obese people will be included in the trial and followed for 2 years. A subset of these participants will complete additional procedures to measure brain activity changes alongside weight loss and study medication. If Cabergoline is successful at preventing weight regain it could have a major impact on how obesity is managed and could open up an new area of future research for this class of medication

Interventions

Cabergoline 0.5mg once weekly taken orally for two years

Sponsors

Health Research Council
Lead SponsorGovernment body

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Treatment
Masking
Blinded (masking used) (Subject, Caregiver, Outcomes Assessor)

Eligibility

Sex/Gender
All
Age
20 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

BMI>30 (lean participants for substudy - BMI <25) Male or female 20-65 years pre-menopausal women must be using apropriate contraception

Exclusion criteria

BMI <30 (lean participants for substudy - BMI >25) Diabetes Malignance Cardiac disease vascular disease uncontrolled hypertension psychiatric disease other significant medical condition women with child-bearing potential (not on appropriate contraception) Participants using medication that could interact with cabergoline

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026