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A Study to Assess the Efficacy, Safety and Tolerability of Pregabalin in Patients With Symptoms of Neuropathic Pain

Phase 3
Completed
Conditions
Neuropathic Pain
Registration Number
NCT00301223
Lead Sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Brief Summary

The objective of this study is to evaluate the efficacy, safety and tolerability for pregabalin using a flexible, optimized dose schedule compared to placebo in relieving the symptoms of neuropathic pain.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
309
Inclusion Criteria
  • Chinese outpatient of age 18 to 75
  • At screening and baseline, a score of greater than 40 mm on the visual log scale of SF-MPQ
Exclusion Criteria
  • Neurologic disorders unrelated to neuropathic pain, which in the opinion of the investigator, might impair the assessment of pain
  • Serum creatinine clearance greater than 60 ml/min

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Primary Outcome Measures
NameTimeMethod
The primary efficacy parameter is the endpoint mean pain score based on the pain scores from the subject's daily pain diaries.
Secondary Outcome Measures
NameTimeMethod
The secondary efficacy parameters include the weekly mean pain scores from the subject's daily pain diaries
The Short Form McGill Pain Questionnaire
The responder rate defined as the proportion of subjects reporting a decrease of at least 30% in the weekly mean pain scores in each treatment group.
The Sleep interference score (from subject pain diary)
The Clinician and Patient Global Impression of Change (CGIC and PGIC)
Addtionally, the safety and tolerability of Pregabalin will also be evaluated.

Trial Locations

Locations (1)

Pfizer Investigational Site

🇨🇳

Tian Jin, China

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