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Hormone

Glucagon Infusion for Obesity (GIO Trial)

Phase 1
Waitlist Available
Led By Steven R Smith, MD
Research Sponsored by Translational Research Institute for Metabolism and Diabetes, Florida
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Age 18-55 years, inclusive
BMI ≥27 to ≤40 kg/m2
Timeline
Screening 3 weeks
Treatment Varies
Follow Up visit 1, measured at 60 minutes
Awards & highlights

GIO Trial Summary

This trialtested the safety of glucagon, a hormone needed to control blood sugar levels.

Who is the study for?
Adults aged 18-55 with a BMI between 27 and 40, non-diabetic, in good health without significant medical conditions. Participants must not have had weight fluctuations or surgery recently, avoid alcohol, caffeine, strenuous activity before visits, and if female and able to bear children, use birth control.Check my eligibility
What is being tested?
The trial is testing the tolerability of glucagon infusions in obese individuals. It aims to understand how well these participants can tolerate this hormone treatment which could potentially influence body weight regulation.See study design
What are the potential side effects?
While specific side effects are not listed here for glucagon infusion in obese subjects, common ones may include nausea or vomiting due to its effect on blood sugar levels and gastrointestinal motility.

GIO Trial Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
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I am between 18 and 55 years old.
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My BMI is between 27 and 40.

GIO Trial Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~visit 1, measured at 60 minutes
This trial's timeline: 3 weeks for screening, Varies for treatment, and visit 1, measured at 60 minutes for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Glucagon

GIO Trial Design

1Treatment groups
Experimental Treatment
Group I: Glucagon InfusionExperimental Treatment1 Intervention
Glucagon infusion in escalating manner at 12.5, 25, 37.5 and 50 ng/kg/min (each step for 60 min). At 30 and 60 mins of each infusion rate, we will administer a previously established questionnaire to assess overall nausea intensity.
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Glucagon
2016
Completed Phase 4
~590

Find a Location

Logistics

Participation is compensated

You will be compensated for participating in this trial.

Who is running the clinical trial?

Translational Research Institute for Metabolism and Diabetes, FloridaLead Sponsor
40 Previous Clinical Trials
3,577 Total Patients Enrolled
11 Trials studying Obesity
349 Patients Enrolled for Obesity
AdventHealth Translational Research InstituteLead Sponsor
48 Previous Clinical Trials
20,161 Total Patients Enrolled
11 Trials studying Obesity
349 Patients Enrolled for Obesity
Steven R Smith, MDPrincipal InvestigatorPrinicipal Investigator
8 Previous Clinical Trials
317 Total Patients Enrolled
6 Trials studying Obesity
201 Patients Enrolled for Obesity

Media Library

Glucagon (Hormone) Clinical Trial Eligibility Overview. Trial Name: NCT02817659 — Phase 1
Obesity Research Study Groups: Glucagon Infusion
Obesity Clinical Trial 2023: Glucagon Highlights & Side Effects. Trial Name: NCT02817659 — Phase 1
Glucagon (Hormone) 2023 Treatment Timeline for Medical Study. Trial Name: NCT02817659 — Phase 1

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.
~2 spots leftby Apr 2025