Study To Assess The Reproducibility And Sensitivity Of Quantitative Sensory Testing In Patients With Neuropathic Pain

NCT ID: NCT01117766

Last Updated: 2019-04-23

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

31 participants

Study Classification

INTERVENTIONAL

Study Start Date

2006-12-31

Study Completion Date

2009-09-30

Brief Summary

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Conventional pain efficacy measures such as Visual Analogue Scores (VAS) are often unable to detect treatment efficacy in small-scale clinical trials. Combining conventional pain efficacy measures with quantitative sensory testing (QST) may provide more sensitive and informative outcome measures in clinical trials.

Detailed Description

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Methodology to assess reproducibility and sensitivity of quantitative sensory testing

Conditions

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Neuropathic Pain

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

OTHER

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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Active drug

Group Type ACTIVE_COMPARATOR

Pregabalin

Intervention Type DRUG

Dose titration according to following regimen: 75mg BID for 3 days; 150mg for 4 days; 225mg BID for 4 days; 300mg BID for 17 days. Dose reduced for renally impaired patients

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

BID dosing for 28 days

Interventions

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Pregabalin

Dose titration according to following regimen: 75mg BID for 3 days; 150mg for 4 days; 225mg BID for 4 days; 300mg BID for 17 days. Dose reduced for renally impaired patients

Intervention Type DRUG

Placebo

BID dosing for 28 days

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Neuropathic pain of peripheral origin demonstrating spontaneous ongoing pain and dynamic mechanical allodynia to brush stimuli.
* A present pain intensity score of 4 or more (out of 10) for spontaneous ongoing pain and brush-evoked allodynia at the skin area at screen.
* Stable analgesic medication (excluding pregabalin) for a minimum of 1 month prior to the start of study.

Exclusion Criteria

* Patients who have undergone neurolytic or neurosurgical therapy.
* Patients who have trigeminal neuralgia, central pain (due to cerebrovascular lesions, multiple sclerosis and traumatic spinal cord injuries), complex regional pain syndrome (Type I and II), and phantom limb pain.
* Patients who have previously been treated with pregabalin.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Pfizer

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Pfizer CT.gov Call Center

Role: STUDY_DIRECTOR

Pfizer

Locations

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Pfizer Investigational Site

Vienna, , Austria

Site Status

Pfizer Investigational Site

Brussels, , Belgium

Site Status

Pfizer Investigational Site

Boulogne-Billancourt, , France

Site Status

Pfizer Investigational Site

Liverpool, , United Kingdom

Site Status

Pfizer Investigational Site

London, , United Kingdom

Site Status

Countries

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Austria Belgium France United Kingdom

Related Links

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Other Identifiers

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A9011015

Identifier Type: -

Identifier Source: org_study_id

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