~200 spots leftby Apr 2026

VX-993 for Diabetic Neuropathy

Recruiting at 26 trial locations
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 2
Recruiting
Sponsor: Vertex Pharmaceuticals Incorporated
Must not be taking: Anti-arrhythmics
Disqualifiers: Painful neuropathy, Cardiac dysrhythmias, Atherosclerotic event, others
No Placebo Group
Prior Safety Data

Trial Summary

What is the purpose of this trial?

The purpose of this study is to evaluate the efficacy, safety, and tolerability of VX-993 in participants with pain associated with Diabetic Peripheral Neuropathy (DPN)

Will I have to stop taking my current medications?

The trial information does not specify if you need to stop taking your current medications. It's best to discuss this with the trial coordinators or your doctor.

Eligibility Criteria

This trial is for people with type 1 or type 2 diabetes who have been experiencing pain in both lower extremities due to Diabetic Peripheral Neuropathy (DPN) for at least a year. Their HbA1c levels must be ≤9%. It's not suitable for individuals who don't meet these specific criteria.

Inclusion Criteria

I have diabetes with an HbA1c level of 9% or lower.
I have had pain in both legs for over a year due to diabetic nerve damage.

Exclusion Criteria

I had a heart attack or stroke in the last year.
I have nerve pain not caused by diabetes.
I am on medication for irregular heartbeats.

Trial Timeline

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Treatment

Participants receive multiple doses of different dose levels of VX-993 or Pregabalin

8-12 weeks

Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks

Treatment Details

Interventions

  • VX-993 (Other)
Trial OverviewThe study is testing the effectiveness and safety of a new medication called VX-993, comparing it against Pregabalin (an existing drug for DPN pain), and placebo versions of both drugs. Participants will randomly receive one of these treatments to assess their impact on DPN pain.
Participant Groups
2Treatment groups
Experimental Treatment
Active Control
Group I: VX-993Experimental Treatment2 Interventions
Participants will be randomized to receive multiple doses of different dose levels of VX-993.
Group II: PregabalinActive Control2 Interventions
Participants will be randomized to receive Pregabalin.

Find a Clinic Near You

Who Is Running the Clinical Trial?

Vertex Pharmaceuticals Incorporated

Lead Sponsor

Trials
267
Recruited
36,100+
Dr. David Altshuler profile image

Dr. David Altshuler

Vertex Pharmaceuticals Incorporated

Chief Medical Officer since 2020

MD, PhD

Dr. Reshma Kewalramani profile image

Dr. Reshma Kewalramani

Vertex Pharmaceuticals Incorporated

Chief Executive Officer since 2020

MD, trained in internal medicine and nephrology