MedPath

Evaluation of Efficacy and Safety of VX-548 for Painful Diabetic Peripheral Neuropathy (DPN)

Phase 2
Completed
Conditions
Diabetic Peripheral Neuropathy
Interventions
Drug: Placebo (matched to pregabalin)
Drug: Placebo (matched to VX-548)
Registration Number
NCT05660538
Lead Sponsor
Vertex Pharmaceuticals Incorporated
Brief Summary

The purpose of this study is to evaluate the efficacy and safety of VX-548 doses in treating Painful DPN.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
192
Inclusion Criteria
  • Diagnosis of diabetes mellitus type 1 or type 2 with

    • Glycosylated hemoglobin A1c (HbA1c) ≤9%; and
    • Presence of bilateral pain in lower extremities due to DPN for at least 1 year

Key

Exclusion Criteria
  • Painful neuropathy other than DPN
  • History of cardiac dysrhythmias requiring anti-arrhythmia treatment(s)
  • History of a clinical atherosclerotic event, such as myocardial infarction or stroke, within the past 12 months

Other protocol defined Inclusion/Exclusion criteria may apply.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
VX-548VX-548Participants will be randomized to receive different dose levels of VX-548.
VX-548Placebo (matched to pregabalin)Participants will be randomized to receive different dose levels of VX-548.
PregabalinPlacebo (matched to VX-548)Participants will receive pregabalin.
PregabalinPregabalinParticipants will receive pregabalin.
Primary Outcome Measures
NameTimeMethod
Change from Baseline in the Weekly Average of Daily Pain Intensity on a Numeric Pain Rating Scale (NPRS)Baseline, Week 12
Secondary Outcome Measures
NameTimeMethod
Change from Baseline in the Weekly Average of the Daily Sleep Interference Scale (DSIS)Baseline, Week 12
Proportion of Participants Categorized as "Much Improved" or "Very Much Improved" on the Patient Global Impression of Change (PGIC) AssessmentAt Week 12
Proportions of Participants With Greater Than or Equal to (≥) 30 Percent (%), ≥50%, and ≥70% Reductions from Baseline in the Weekly Average of Daily Pain Intensity on the NPRSBaseline, Week 12
Safety and Tolerability as Assessed by Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)Day 1 up to Week 14

Trial Locations

Locations (50)

University Clinical Investigators

🇺🇸

Tustin, California, United States

Velocity Clinical Research - Medford

🇺🇸

Medford, Oregon, United States

Synexus - Orlando

🇺🇸

Orlando, Florida, United States

Velocity Clinical Research - Hallandale Beach

🇺🇸

Hallandale Beach, Florida, United States

Synexus - The Villages

🇺🇸

The Villages, Florida, United States

Synexus Clinical Research - Evansville

🇺🇸

Evansville, Indiana, United States

Synexus Clinical Research - Henderson

🇺🇸

Henderson, Nevada, United States

Accel Research Sites - Maitland

🇺🇸

Maitland, Florida, United States

Boston PainCare Center

🇺🇸

Waltham, Massachusetts, United States

Synexus Clinical Research- New York

🇺🇸

New York, New York, United States

Synexus Clinical Research- Anderson

🇺🇸

Anderson, South Carolina, United States

Inquest Clinical Research

🇺🇸

Baytown, Texas, United States

Accel Research Sites - Neurostudies

🇺🇸

Decatur, Georgia, United States

AMR Kansas City

🇺🇸

Kansas City, Missouri, United States

Boston Neuro Research Center, LLC

🇺🇸

North Dartmouth, Massachusetts, United States

Healthcare Research Network - Hazelwood

🇺🇸

Hazelwood, Missouri, United States

Westside Center for Clinical Research

🇺🇸

Jacksonville, Florida, United States

AMR Newton

🇺🇸

Newton, Kansas, United States

Accel Research Sites - Tampa

🇺🇸

Largo, Florida, United States

StudyMetrix Research, LLC

🇺🇸

Saint Peters, Missouri, United States

Carolina Institute for Clinical Research

🇺🇸

Fayetteville, North Carolina, United States

Clinical Trials of America, LLC

🇺🇸

Monroe, Louisiana, United States

Healthcare Research Network - Chicago

🇺🇸

Flossmoor, Illinois, United States

AMR El Dorado

🇺🇸

El Dorado, Kansas, United States

Hassman Research Institute

🇺🇸

Berlin, New Jersey, United States

Synexus Clinical Research US - St. Louis

🇺🇸

Saint Louis, Missouri, United States

Triad Clinical Trials

🇺🇸

Greensboro, North Carolina, United States

Clinical Trials of South Carolina - Charleston

🇺🇸

Charleston, South Carolina, United States

The Center for Clinical Research

🇺🇸

Winston-Salem, North Carolina, United States

Velocity Clinical Research - Providence

🇺🇸

East Greenwich, Rhode Island, United States

Northwest Clinical Research Center (NWCRC)

🇺🇸

Bellevue, Washington, United States

Synexus - Dallas

🇺🇸

Dallas, Texas, United States

Long Beach Clinical Trials Services, Inc.

🇺🇸

Long Beach, California, United States

AMR Fort Myers (The Clinical Study Center)

🇺🇸

Fort Myers, Florida, United States

Velocity Clinical Research - Banning

🇺🇸

Banning, California, United States

Fleming Island Center for Clinical Research

🇺🇸

Fleming Island, Florida, United States

Velocity Clinical Research - Cleveland

🇺🇸

Cleveland, Ohio, United States

Suncoast Research Associates

🇺🇸

Miami, Florida, United States

Brigham and Women's Hospital (BWH) - Translational Pain Research

🇺🇸

Boston, Massachusetts, United States

Synexus - Cincinnati

🇺🇸

Cincinnati, Ohio, United States

Diabetes & Glandular Disease Clinic, P.A

🇺🇸

San Antonio, Texas, United States

Synexus Clinical Research US - Birmingham

🇺🇸

Birmingham, Alabama, United States

Synexus Clinical Research US - Phoenix West

🇺🇸

Phoenix, Arizona, United States

Wasatch Clinical Research

🇺🇸

Salt Lake City, Utah, United States

Pinnacle Research Group, LLC

🇺🇸

Anniston, Alabama, United States

Lynn Institute of the Rockies

🇺🇸

Colorado Springs, Colorado, United States

Velocity Clinical Research - Boise (Advanced Clinical Research)

🇺🇸

Meridian, Idaho, United States

Revival Research Institute

🇺🇸

Dearborn, Michigan, United States

AMR Wichita East, KS

🇺🇸

Wichita, Kansas, United States

South Carolina Clinical Research

🇺🇸

Orangeburg, South Carolina, United States

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