252 Participants Needed

CRB-913 for Obesity

(CANYON-1 Trial)

Recruiting at 14 trial locations
WM
IH
Overseen ByIan Hodgson, PhD

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial tests an investigational drug, CRB-913, to evaluate its safety and effects on the body, with a specific focus on body weight. In Part 1, the study examines how healthy adults process the drug. Part 2 compares different doses of CRB-913 with a placebo to determine which is safest and most effective. Individuals with obesity and a BMI (body mass index) of 30 or higher may qualify for Part 2. As a Phase 1 trial, this research aims to understand how the treatment works in people, offering participants the opportunity to be among the first to receive this new drug.

Will I have to stop taking my current medications?

The trial does not specify if you must stop all current medications, but you cannot use certain drugs like weight-loss medications, systemic corticosteroids, or specific substances that affect blood pressure, lipids, or glucose. Check with the study team about your specific medications.

Is there any evidence suggesting that CRB-913 is likely to be safe for humans?

Research has shown that CRB-913 was safe and well-tolerated in earlier studies. Participants in these studies experienced no serious side effects, regardless of the dose. Daily checks for mood and anxiety revealed no issues. These findings suggest that CRB-913 is likely safe for people, but further research will help confirm this.12345

Why do researchers think this study treatment might be promising?

Researchers are excited about CRB-913 for obesity because it offers a potentially new approach to weight management compared to traditional treatments like lifestyle changes or medications such as orlistat and phentermine. Unlike these options, which often focus on reducing fat absorption or suppressing appetite, CRB-913 might work by targeting specific pathways in the body that regulate metabolism more directly. This novel mechanism could not only lead to more effective weight loss but also potentially offer improved safety and fewer side effects. The different dosing options being tested—low, medium, and high—allow for flexibility in finding the most effective and safe dosage for various people.

What evidence suggests that CRB-913 might be an effective treatment for obesity?

Research has shown that CRB-913, the investigational treatment in this trial, may aid in weight loss. In one study, participants taking CRB-913 lost an average of 2.9% of their body weight by Day 14, compared to those on a placebo. Individual weight loss ranged from 1.3% and higher. CRB-913 blocks certain brain signals that can lead to weight gain. The study also found it to be safe and well-tolerated at various doses. These findings suggest CRB-913 could be useful for treating obesity, but further research is needed to confirm these results.12367

Who Is on the Research Team?

LV

Leela Vrishabhendra, MD

Principal Investigator

Medpace Clinical Pharmacology

Are You a Good Fit for This Trial?

This trial is for adults with obesity, including related conditions like metabolic disorders. Participants must be healthy enough to take the drug CRB-913 and follow the study procedures. Specific details on who can or cannot participate are not provided here.

Inclusion Criteria

Part 1: Participants with BMI 18.0-25.0 kg/m²
My BMI is 30 or higher.

Exclusion Criteria

QTc >470 msec (females) or >450 msec (males) or history of long QT syndrome
Investigational drug use within 28 days
Substance abuse history
See 17 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Part 1: PK Lead-in

Participants receive a single dose of CRB-913 to evaluate pharmacokinetics

0 to 48 hours
1 visit (in-person)

Part 1: Safety Follow-up

Participants are followed for safety for 28 days after the single dose

4 weeks

Part 2: Treatment

Participants receive CRB-913 or placebo for 12 weeks to evaluate safety and efficacy

12 weeks

Part 2: Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks

What Are the Treatments Tested in This Trial?

Interventions

  • CRB-913

Trial Overview

The trial is testing CRB-913's safety and how it's processed in the body compared to a placebo. It has two parts: one measures drug levels after intake, and another tests three doses' effects on weight over 12 weeks, followed by a 28-day observation.

How Is the Trial Designed?

5

Treatment groups

Experimental Treatment

Placebo Group

Group I: Part 2: CRB-913 low doseExperimental Treatment1 Intervention
Group II: Part 2: CRB-913 Medium DoseExperimental Treatment1 Intervention
Group III: Part 2: CRB-913 High DoseExperimental Treatment1 Intervention
Group IV: Part 1: PK Lead-inExperimental Treatment1 Intervention
Group V: Part 2: PlaceboPlacebo Group1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Corbus Pharmaceuticals Inc.

Lead Sponsor

Trials
9
Recruited
1,800+

Citations

Corbus Pharmaceuticals Reports Results from Phase 1a ...

The CRB-913-treated participants achieved a mean 2.9% placebo-adjusted weight loss by Day 14. Individual participant weight loss ranged from 1.3 ...

A 2-part, Phase 1b Clinical Study Designed to Evaluate the ...

A 2-part, Phase 1b Clinical Study Designed to Evaluate the Safety, PK, and Efficacy of CRB-913 in Participants With Obesity (CANYON-1).

Corbus Pharmaceuticals Reports Results from Phase 1a ...

CRB-913 was safe and well-tolerated across all doses studied. Daily neuropsychiatric assessments using CSSRS, PHQ-9, and GAD-7 were negative ...

Novel cannabinoid receptor 1 inverse agonist CRB‐913 ...

In further DIO studies in combination with tirzepatide, semaglutide, or liraglutide, CRB-913 (2.5 mg/kg) resulted in −32.6%, −28.8%, and −16.8% ...

A 2-part, Phase 1b Clinical Study Designed to Evaluate the ...

This study will look at how the investigational drug CRB-913 behaves in the body and how it affects body weight. The study has two parts: Part 1 ...

CRB-913 Inverse Agonist Biology Obesity Treatment

CRB-913 has generated pre-clinical data indicating its potential as a standalone treatment (monotherapy), maintenance therapy, and in combination with incretin ...

Corbus Pharmaceuticals Initiates Phase 1 Study of CRB- ...

The successful progression of CRB-913 to the MAD stage represents a crucial step toward validating its potential as a safer obesity treatment.