A Study to Determine if an Investigational Pain Medicine Provides Relief of Chronic Pain After a Shingles Outbreak
WithdrawnPhase 2NCT00506610
View the official record on ClinicalTrials.gov Recruiting status changes often. Contact the study team listed on ClinicalTrials.gov, and talk to your doctor before joining a study.
This study has no listed site in Canada in this snapshot. It is included as part of the worldwide chronic pain corpus.
Brief summary (from the registry)
The purpose of this study is to determine whether T-62 is effective in providing relief of pain that can occur after an individual experiences a shingles outbreak, which is an infection in adults caused by the same virus that causes chicken pox.
Study details
- Official title
- A Phase 2, Randomized, Double-Blind, Placebo-Controlled, Flexible Escalating -Dose, Pilot Analgesic Efficacy Study of T-62 in Subjects With Postherpetic Neuralgia
- Conditions
- Interventions
- Drug: T-62
- Sponsor
- Pfizer
- Sex
- All
- Age range
- from 18 Years
- Results posted
- No results posted in this snapshot
- Countries
- United States
- Total sites listed
- 8
Eligibility criteria
Show eligibility criteria (verbatim from the registry)
Inclusion Criteria: * Has a clinical diagnosis of Postherpetic Neuralgia (PHN) * Experiencing pain for at least 3 months after the healing of shingles rash * Has at least a weekly average pain intensity of equal to or greater than 4 out of 10 * Females must not be pregnant or breastfeeding and practicing an acceptable method of birth control, or be surgically sterile or post-menopausal * Will not consume grapefruit or grapefruit juice during the study Exclusion Criteria: * Has a current acute or unstable chronic disease other than Postherpetic Neuralgia (PHN) * Has clinically important medical disorder * Uses certain types of medications for heart conditions * Unwilling/unable to discontinue use of medications for treatment of neuropathic pain * Has a history of hypersensitivity to any medication or soy product * Has liver or kidney disease * Has asthma that required treatment within the last year * Has HIV or hepatitis (other than hepatitis A) * Has a history of alcohol abuse within the past 2 years * Has a history of (within last 2 years) or currently abuses prescription or illegal drugs
Source: ClinicalTrials.gov (US National Library of Medicine), snapshot October 2026. Check the registry for current recruiting status. Record: https://clinicaltrials.gov/study/NCT00506610