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LX9211 for Postherpetic Neuralgia (RELIEF-PHN1 Trial)

Phase 2
Waitlist Available
Research Sponsored by Lexicon Pharmaceuticals
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Be older than 18 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up day 1 to week 6
Awards & highlights

RELIEF-PHN1 Trial Summary

This trial looks at whether LX9211 can reduce pain related to postherpetic neuralgia better than a placebo.

Eligible Conditions
  • Postherpetic Neuralgia

RELIEF-PHN1 Trial Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~day 1 to week 6
This trial's timeline: 3 weeks for screening, Varies for treatment, and day 1 to week 6 for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Change from Baseline in Average Daily Pain Score (ADPS)
Secondary outcome measures
Safety: number of AEs reported
≥30 percent reduction in pain intensity
≥50 percent reduction in pain intensity

RELIEF-PHN1 Trial Design

2Treatment groups
Experimental Treatment
Placebo Group
Group I: LX9211Experimental Treatment1 Intervention
Following a 2-week Single-blind Run-in period, participants will receive a single loading dose of 200 milligrams (mg) tablet, orally, on Day 1 and maintenance doses of 20 mg, orally, once daily from Day 2 to Week 6.
Group II: PlaceboPlacebo Group1 Intervention
Following a 2-week Single-blind Run-in period, participants will receive a single loading dose of matching-placebo to LX9211 tablet, orally, on Day 1 and maintenance doses, orally, once daily from Day 2 to Week 6.
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
LX9211
2020
Completed Phase 2
~80

Find a Location

Who is running the clinical trial?

Lexicon PharmaceuticalsLead Sponsor
63 Previous Clinical Trials
23,511 Total Patients Enrolled
Suman Wason, MDStudy DirectorLexicon Pharmaceuticals
25 Previous Clinical Trials
16,879 Total Patients Enrolled
Suma Gopinathan, PhDStudy DirectorLexicon Pharmaceuticals
1 Previous Clinical Trials
319 Total Patients Enrolled

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Is there currently a recruitment period for this research project?

"Clinicaltrials.gov indicates that this trial is no longer actively recruiting, as the original posting date was December 29th 2020 and it most recently updated on November 18th 2022. However, there are still 160 other medical studies currently looking for participants."

Answered by AI

How many American sites are presently conducting this research?

"Currently, this scientific trial is looking for 21 participants from various locations including Brandon, Flossmoor and Salt Lake City. To reduce the strain of commuting to appointment it may be beneficial to find a clinic close by."

Answered by AI

To what extent does LX9211 pose a risk to individuals?

"Though no efficacy data currently exists, prior studies have shown that LX9211 is relatively safe and thus received a rating of 2."

Answered by AI

Who else is applying?

What state do they live in?
Texas
Arizona
How old are they?
18 - 65
What site did they apply to?
Lexicon Investigational Site
What portion of applicants met pre-screening criteria?
Met criteria
How many prior treatments have patients received?
3+
~19 spots leftby Apr 2025