NCT04662801

Brief Summary

This study will examine behavioral and pharmacologic (Naltrexone+Bupropion) treatments for weight regain after bariatric surgery.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
26

participants targeted

Target at below P25 for phase_2

Timeline
Completed

Started Aug 2021

Shorter than P25 for phase_2

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

December 9, 2020

Completed
1 day until next milestone

First Posted

Study publicly available on registry

December 10, 2020

Completed
8 months until next milestone

Study Start

First participant enrolled

August 5, 2021

Completed
1.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 13, 2022

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

September 13, 2022

Completed
1.2 years until next milestone

Results Posted

Study results publicly available

November 13, 2023

Completed
Last Updated

November 13, 2023

Status Verified

October 1, 2023

Enrollment Period

1.1 years

First QC Date

December 9, 2020

Results QC Date

October 19, 2023

Last Update Submit

October 19, 2023

Conditions

Outcome Measures

Primary Outcomes (1)

  • Body Mass Index

    BMI is calculated using measured height and weight- kg/m2.

    Post-treatment (3 months)

Secondary Outcomes (3)

  • Eating Disorder Psychopathology

    Post-treatment (3 months)

  • Food Craving

    Post-treatment (3 months)

  • Depressive Symptoms

    Post-treatment (3 months)

Study Arms (2)

Behavioral Weight Loss

EXPERIMENTAL
Behavioral: Behavioral Weight Loss (BWL)Behavioral: Early Responder: BWL continued

Behavioral Weight Loss + Medication

EXPERIMENTAL
Behavioral: Behavioral Weight Loss (BWL)Combination Product: Early Non-responder: BWL continued with medication added

Interventions

All participants will receive twelve weeks of BWL treatment.

Behavioral Weight LossBehavioral Weight Loss + Medication

Participants categorized as experiencing early weight loss at the end of the first month of treatment will continue with BWL for the remainder of treatment.

Behavioral Weight Loss

Participants categorized as not experiencing early weight loss at the end of the first month of treatment will continue BWL plus a weight loss medication (Naltrexone Bupropion) for the remainder of treatment.

Behavioral Weight Loss + Medication

Eligibility Criteria

Age18 Years - 70 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Be in the age range ≥18 years of age and ≤70 years of age
  • Have a BMI ≥30 (or BMI ≥27 with a medical comorbidity) and ≤50 kg/m2
  • Have had laparoscopic Roux-en-Y gastric bypass or sleeve gastrectomy
  • Experiencing weight regain after bariatric surgery
  • Be an otherwise healthy subject without uncontrolled medical problems, as determined by the study physician and medical co-investigators (physical examination, laboratory studies).
  • Read, comprehend, and write English at a sufficient level to complete study-related materials.
  • Provide a signed and dated written informed consent prior to study participation.
  • Be available for participation in the study for up to 3 months.

You may not qualify if:

  • Has a predisposition to seizures (e.g., subject with a history or evidence of seizure disorder, febrile seizures during childhood, brain tumor, cerebrovascular disease, or significant head trauma; has a family history of idiopathic seizure disorder or is currently being treated with medications or treatment regimens that lower seizure threshold).
  • Has a history of anorexia nervosa or history of bulimia nervosa.
  • Is currently taking a medication that is a contraindication to NB medication (e.g., MAOI, opiates).
  • Is currently using other medications for weight loss.
  • Has a history of allergy or sensitivity to bupropion or naltrexone.
  • Has a co-existing psychiatric condition that requires hospitalization or more intensive treatment (such as bipolar mood disorders, psychotic illnesses, or severe depression)
  • Has untreated hypertension with a seated systolic blood pressure \> 160 mmHg, diastolic blood pressure \> 100 mmHg, or heart rate \> 100 beats/minute.
  • Has a history of congenital heart disease, cardiovascular disease, cardiac arrhythmias requiring medication, or a history of cerebrovascular pathology including stroke.
  • Has current uncontrolled hypertension.
  • Has current uncontrolled Type I or Type II diabetes mellitus.
  • Has untreated hypothyroidism with a TSH \> 1.5 times the upper limit of normal for the test laboratory with repeat value that also exceeds this limit.
  • Has gallbladder disease.
  • Has a history of severe renal, hepatic, neurological, chronic pulmonary disease, or any other unstable medical disorder.
  • Has a recent history of drug or alcohol dependence (since having bariatric surgery).
  • Is currently in active treatment for eating or weight loss.
  • +3 more criteria

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Yale University

New Haven, Connecticut, 06511, United States

Location

MeSH Terms

Conditions

ObesityOverweight

Condition Hierarchy (Ancestors)

OvernutritionNutrition DisordersNutritional and Metabolic DiseasesBody WeightSigns and SymptomsPathological Conditions, Signs and Symptoms

Results Point of Contact

Title
Dr Valentina Ivezaj, Assistant Professor of Psychiatry
Organization
Yale School of Medicine

Publication Agreements

PI is Sponsor Employee
Yes

Study Design

Study Type
interventional
Phase
phase 2
Allocation
NON RANDOMIZED
Masking
SINGLE
Who Masked
OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
SEQUENTIAL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 9, 2020

First Posted

December 10, 2020

Study Start

August 5, 2021

Primary Completion

September 13, 2022

Study Completion

September 13, 2022

Last Updated

November 13, 2023

Results First Posted

November 13, 2023

Record last verified: 2023-10

Data Sharing

IPD Sharing
Will not share

Locations