PH-797804 Versus Placebo For The Treatment Of Neuropathic Pain Associated With Post-Herpetic Neuralgia

NCT00614705

Last updated date
Study Location
Pfizer Investigational Site
Vina del Mar, V Region, 2520997, Chile
Contact
1-800-718-1021

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Contact a representative by phone, email, or visiting the study website. Please see the references below:

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Pfizer Clinical Trials Contact Center

1-800-718-1021

By email

Contact

[email protected]

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Eligibility Criteria
condition
The disease, disorder, syndrome, illness, or injury that is being studied.
Postherpetic Neuralgia
Sex
Females and Males
Age
Pediatric Trials: 0-17 Years
Adult Trials: 18+ Years
18 + years
Inclusion Criteria
The factors, or reasons, that allow a person to participate in a clinical study.
Show details

- Male or female, at least 18 years of age

- Patients must have pain present for more than 3 months after healing of the Herpes zoster skin rash. There is no upper limit on the duration of PHN.

- Patients at screening visit (V1) must have a score ≥40 mm on the Pain Visual Analog Score (VAS).

Exclusion Criteria
The factors, or reasons, that prevent a person from participating in a clinical study.
Show details


- Patients having other severe pain, which may impair the self-assessment of the pain
due to post-herpetic neuralgia


- History within the previous year of: myocardial infarction, cardiac arrhythmia (e.g.
atrial fibrillation, paroxysmal atrial fibrillation, atrial flutter, supraventricular
tachycardia, ventricular tachycardia), left ventricular failure, New York Heart
Association (NYHA) Class III-IV congestive heart failure requiring treatment, unstable
angina, coronary angioplasty, coronary artery bypass grafting (CABG) or
cerebrovascular accident (including transient ischemic attacks).


- Tuberculosis without treatment and/or positive tuberculin reaction to PPD (Purified
Protein Derivative) without known (documented) vaccination with the bacilli
Calmette-Guerin vaccine (BCG).


- A positive approved immunoassay/ELISA blood test for TB (e.g. TB T-SPOT™,
QuantiFERON-Gold


- Any clinically significant skin lesions as described in Common Terminology Criteria
for Adverse Events for Dermatology (CTCAE) Version 3.0


- ECG abnormalities at screening or randomization


- Evidence of organ dysfunction or hematopoietic disorder

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Advanced Information
Descriptive Information
Brief Title  ICMJE PH-797804 Versus Placebo For The Treatment Of Neuropathic Pain Associated With Post-Herpetic Neuralgia
Official Title  ICMJE A Four Week, Multi-Center, Randomized, Double-Blind, Placebo-Controlled, Parallel-Group, Phase 2A Study Of PH-797804 In The Treatment Of Post-Herpetic Neuralgia
Brief Summary This is a proof-of-concept study to determine if PH-797804 reduces neuropathic pain associated with post-herpetic neuralgia. Suitable patients will be randomized to receive either PH-797804 or placebo for 4 weeks, during which time they will also record their pain symptoms using various pain scales.
Detailed Description Not Provided
Study Type  ICMJE Interventional
Study Phase  ICMJE Phase 2
Study Design  ICMJE Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Condition  ICMJE Neuralgia, Postherpetic
Intervention  ICMJE
  • Drug: PH-797804
    6 mg dose in oral capsule form, once daily for 28 days
  • Drug: Placebo
    oral capsule form, once daily for 28 days
Study Arms  ICMJE
  • Experimental: 1
    Intervention: Drug: PH-797804
  • Placebo Comparator: 2
    Intervention: Drug: Placebo
Publications * Not Provided

*   Includes publications given by the data provider as well as publications identified by ClinicalTrials.gov Identifier (NCT Number) in Medline.
 
Recruitment Information
Recruitment Status  ICMJE Completed
Actual Enrollment  ICMJE
 (submitted: February 12, 2008)
80
Original Estimated Enrollment  ICMJE Same as current
Actual Study Completion Date  ICMJE December 2008
Actual Primary Completion Date November 2008   (Final data collection date for primary outcome measure)
Eligibility Criteria  ICMJE

Inclusion Criteria:

  • Male or female, at least 18 years of age
  • Patients must have pain present for more than 3 months after healing of the Herpes zoster skin rash. There is no upper limit on the duration of PHN.
  • Patients at screening visit (V1) must have a score ?40 mm on the Pain Visual Analog Score (VAS).

Exclusion Criteria:

  • Patients having other severe pain, which may impair the self-assessment of the pain due to post-herpetic neuralgia
  • History within the previous year of: myocardial infarction, cardiac arrhythmia (e.g. atrial fibrillation, paroxysmal atrial fibrillation, atrial flutter, supraventricular tachycardia, ventricular tachycardia), left ventricular failure, New York Heart Association (NYHA) Class III-IV congestive heart failure requiring treatment, unstable angina, coronary angioplasty, coronary artery bypass grafting (CABG) or cerebrovascular accident (including transient ischemic attacks).
  • Tuberculosis without treatment and/or positive tuberculin reaction to PPD (Purified Protein Derivative) without known (documented) vaccination with the bacilli Calmette-Guerin vaccine (BCG).
  • A positive approved immunoassay/ELISA blood test for TB (e.g. TB T-SPOT?, QuantiFERON-Gold
  • Any clinically significant skin lesions as described in Common Terminology Criteria for Adverse Events for Dermatology (CTCAE) Version 3.0
  • ECG abnormalities at screening or randomization
  • Evidence of organ dysfunction or hematopoietic disorder
Sex/Gender  ICMJE
Sexes Eligible for Study:All
Ages  ICMJE 18 Years and older   (Adult, Older Adult)
Accepts Healthy Volunteers  ICMJE No
Contacts  ICMJE Contact information is only displayed when the study is recruiting subjects
Listed Location Countries  ICMJE Chile,   Russian Federation,   Spain,   Sweden,   Ukraine,   United Kingdom
Removed Location Countries  
 
Administrative Information
NCT Number  ICMJE NCT00614705
Other Study ID Numbers  ICMJE A6631013
Has Data Monitoring Committee Not Provided
U.S. FDA-regulated Product Not Provided
IPD Sharing Statement  ICMJE Not Provided
Responsible Party Director, Clinical Trials Disclosure Group, Pfizer, Inc.
Study Sponsor  ICMJE Pfizer
Collaborators  ICMJE Not Provided
Investigators  ICMJE
Study Director:Pfizer CT.gov Call CenterPfizer
PRS Account Pfizer
Verification Date May 2011

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP