Adjunct Phentermine + Topiramate After Bariatric Surgery in 12-24 Year Olds

NCT04095104 · Status: COMPLETED · Phase: PHASE2 · Type: INTERVENTIONAL · Enrollment: 13

Last updated 2025-05-23

Study results available
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Summary

The goal of this pilot study is to establish the feasibility and initial efficacy of the combination of phentermine and topiramate for adolescents and young adults who require additional risk reduction after bariatric surgery. This study will use a randomized, placebo-controlled, double-blinded design to evaluate an adjunctive 12-week intervention of phentermine + topiramate + standard of care vs. placebos + standard of care 6 months after bariatric surgery, among 12 to 24 year olds who don't achieve expected weight loss or who remain severely obese (n=10 total).

Conditions

  • Obesity, Morbid
  • Bariatric Surgery
  • Adolescent
  • Young Adult
  • Drug Therapy

Interventions

DRUG

Phentermine

Phentermine tablet

DRUG

Immediate Release Topiramate

Topiramate tablet

DRUG

Placebo for Phentermine

Compounded tablet to mimic phentermine 8mg tablet

DRUG

Placebo for Immediate Release Topiramate

Compounded tablet to mimic immediate release topiramate 25mg tablet

Sponsors & Collaborators

  • National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

    collaborator NIH
  • University of Colorado- Clinical and Translational Sciences Institute

    collaborator UNKNOWN
  • University of Colorado- Nutrition Obesity Research Center

    collaborator UNKNOWN
  • University of Colorado, Denver

    lead OTHER

Principal Investigators

  • Jaime M Moore, MD, MPH · University of Colorado School of Medicine

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
12 Years
Max Age
24 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2020-01-15
Primary Completion
2022-01-25
Completion
2022-01-25
FDA Drug
Yes

Countries

  • United States

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04095104 on ClinicalTrials.gov