Individualized Obesity Pharmacotherapy

  • End date
    Dec 1, 2021
  • participants needed
  • sponsor
    Mayo Clinic
Updated on 28 January 2021


The researchers are trying to identify the specific characteristics (phenotypes) that may be useful to help select the right medication for weight loss.


All participants will be phenotype and participants will randomized to randomly assigned medications vs phenotype guided medications for obesity. All participants will receive a standard intense lifestyle intervention.All participants will be seen at 4 and 12 weeks. At the 12-week visit, participants will be unblinded to their "obesity-related phenotype" and they could contact their physician to continue a FDA-approved medication as part of clinical care. Study team will prospectively follow the patients' weight, waist circumference and use of obesity medications every 3 months for 1 year.

Condition adiposity, Obesity
Treatment Liraglutide, Phentermine-Topiramate, Naltrexone/bupropion, Phentermine, Phentermine
Clinical Study IdentifierNCT03374956
SponsorMayo Clinic
Last Modified on28 January 2021


Yes No Not Sure

Inclusion Criteria

Is your age between 18 yrs and 75 yrs?
Gender: Male or Female
Do you have Obesity?
Do you have any of these conditions: adiposity or Obesity?
Do you have any of these conditions: adiposity or Obesity?
Do you have any of these conditions: Obesity or adiposity?
Adults with obesity (BMI >30 Kg/m2); these will be otherwise healthy individuals with no unstable psychiatric disease and controlled comorbidities or other diseases
Gender: Men or women. Women of childbearing potential will have negative pregnancy tests within 48 hours of enrollment and before each radiation exposure

Exclusion Criteria

Abdominal bariatric surgery
Positive history of chronic gastrointestinal diseases, or systemic disease that could affect gastrointestinal motility, or use of medications that may alter gastrointestinal motility, appetite or absorption, e.g., orlistat, within the last 6 months
Significant untreated psychiatric dysfunction based upon screening with the Hospital Anxiety and Depression Inventory (HAD), and the Questionnaire on Eating and Weight Patterns (binge eating disorders and bulimia). If such a dysfunction is identified by an anxiety or depression score >11 or difficulties with substance or eating disorders, the participant will be excluded and given a referral letter to his/her primary care doctor for further appraisal and follow-up
Hypersensitivity to any of the study medications
No contraindications to all FDA-approved medications
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Additional screening procedures may be conducted by the study team before you can be confirmed eligible to participate.

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If you are confirmed eligible after full screening, you will be required to understand and sign the informed consent if you decide to enroll in the study. Once enrolled you may be asked to make scheduled visits over a period of time.

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Complete your scheduled study participation activities and then you are done. You may receive summary of study results if provided by the sponsor.

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