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Phase 2a Placebo-Controlled Study of VTX3232 Alone or in Combination With Semaglutide in Obesity

A Phase 2a, Multicenter, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of VTX3232 Alone or in Combination With Semaglutide in Participants With Obesity

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06771115
Enrollment
176
Registered
2025-01-13
Start date
2025-01-07
Completion date
2025-09-10
Last updated
2025-11-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Obesity

Keywords

NLRP3 Inhibitor, VTX3232, Zomagen

Brief summary

This is a study to understand if taking VTX3232 alone or in combination with semaglutide is safe in participants diagnosed with Obesity. Approximately 160 patients will take VTX3232 Dose A, Placebo, VTX3232 Dose A in combination with semaglutide, or Placebo in combination with semaglutide. This study consists of a 30-day Screening Period (to see if a participant qualifies for a study), a 12-week double-blind treatment period (a participant receives VTX3232 Dose A, Placebo, VTX3232 Dose A in combination with semaglutide, or Placebo in combination with semaglutide), and a 30-day Follow-Up Period. The maximum duration of treatment will be approximately 12 weeks.

Interventions

DRUGVTX3232 Dose A

VTX3232 Dose A

DRUGPlacebo

Placebo

DRUGVTX3232 Dose A in combination with semaglutide

VTX3232 Dose A in combination with semaglutide

DRUGPlacebo in combination with semaglutide

Placebo in combination with semaglutide

Sponsors

Zomagen Biosciences Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Masking description

The study will employ a double-blind design for study treatment tablets (i.e., VTX3232 or Placebo); assignment to treatment group with semaglutide injections plus study treatment tablets or to treatment group with study treatment tablets alone will not be blinded. Participants, Investigators, study center staff, persons performing the assessments, and the Sponsor are to remain blinded to the identity of the study treatment tablets from the time of randomization until the database lock for the study.

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Participants are male or female ≥ 18 years up to ≤ 80 years of age. * Ability to comply with study requirements. * BMI ≥ 30.0 to ≤ 42.0 kg/m2 at screening. * Stable body weight (± 5%) for at least 3 months prior to screening. * hs-CRP ≥ 2 mg/L at screening. * Hypertension or hyperlipidemia which are known to be associated with increased risk of cardiovascular events, if present, must be controlled with stable dose/therapy. * History of at least one self-reported unsuccessful dietary effort to lose body weight.

Exclusion criteria

* Obesity induced by endocrinologic disorders, or diagnosed genetic or syndromic forms of obesity * Have any prior diagnosis of diabetes mellitus * Current participation (or within the last 3 months) in an organized weight reduction program. * History or presence of clinically significant gastric emptying abnormality (e.g., severe gastroparesis or gastric outlet obstruction) or chronically take drugs that directly affect GI motility, have undergone prior surgical treatment for obesity (e.g., gastric bypass \[bariatric\] surgery or restrictive bariatric surgery), or have an endoscopic and/or device-based therapy for obesity. * Clinically relevant medical condition(s) that put the participant at risk or will make implementation of the protocol or interpretation of the study difficult. * Use of any medication (e.g., GLP-1 agonists), nutritional supplement, or over the counter product for weight loss within the previous 6 months or during study participation, unless administered as a part of assigned study treatment in this study. * Receipt of the following medications: 1. Any immunosuppressive biologic or targeted therapy within 90 days prior to Day 1. 2. Use of anti-inflammatory medications within 30 days prior to Day 1 3. Colchicine within 30 days prior to Day 1. 4. Glucose-lowering agent(s) administered for conditions other than diabetes within 90 days before screening.

Design outcomes

Primary

MeasureTime frameDescription
Incidence Rate and Severity of Adverse Event (AE), Serious Adverse Event (SAE), and AEs leading to study treatment discontinuation through study completionDay 1 of treatment period through study completion, up to 16 weeksIncidence of AEs and SAEs and AEs leading to study treatment discontinuation

Secondary

MeasureTime frameDescription
Change from baseline in hs-CRP levelDay 1 of treatment period to week 12 of treatment periodChange from baseline in hs-CRP through 12 weeks of study treatment

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026