P4 (Pregabalin for Peripheral Posttraumatic Pain)
P4
A 9 Week, Randomized, Double-Blind, Placebo-Controlled, Multicenter, Study Of Pregabalin (BID) In Subject With Posttraumatic Peripheral Neuropathic Pain
1 other identifier
interventional
255
11 countries
44
Brief Summary
To evaluate the efficacy of pregabalin compared to placebo in the treatment of posttraumatic peripheral neuropathic pain
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_4
Started Jan 2006
Typical duration for phase_4
44 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
Study Start
First participant enrolled
January 1, 2006
CompletedFirst Submitted
Initial submission to the registry
February 13, 2006
CompletedFirst Posted
Study publicly available on registry
February 15, 2006
CompletedPrimary Completion
Last participant's last visit for primary outcome
May 1, 2008
CompletedStudy Completion
Last participant's last visit for all outcomes
May 1, 2008
CompletedResults Posted
Study results publicly available
October 5, 2009
CompletedFebruary 9, 2021
April 1, 2011
2.3 years
February 13, 2006
May 27, 2009
January 21, 2021
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Weekly Mean Pain Score at End of Treatment (Week 8) From Daily Pain Diary
Daily Pain Diary scale : mean score from 11-point numerical scale of pain; range: 0 (no pain) to 10 (worst possible pain). Endpoint weekly mean pain score: mean of the last 7 available pain scores from a daily pain diary during double blind treatment.
each day of Week 8
Secondary Outcomes (26)
Hospital Anxiety and Depression Scale (HADS) Anxiety Score
Week 8
Hospital Anxiety and Depression Scale (HADS) Depression Score
Week 8
Hospital Anxiety and Depression Scale (HADS) Anxiety Score - FAS Subset With Moderate/Severe Baseline Scores
Week 8
Hospital Anxiety and Depression Scale (HADS) Depression Score - FAS Subset With Moderate/Severe Baseline Scores
Week 8
Weekly Mean Pain Score From Daily Pain Diary
Baseline through Week 8
- +21 more secondary outcomes
Study Arms (2)
Active
EXPERIMENTALPlacebo
PLACEBO COMPARATORInterventions
Eligibility Criteria
You may qualify if:
- Diagnosis of Posttraumatic Peripheral Neuropathic Pain (NeP) syndrome, including post-surgical NeP, NeP due to peripheral nerve injury, and phantom limb pain, confirmed by a qualified pain specialist and persisting for a minimum of 3 months following the traumatic event
You may not qualify if:
- Subjects whose posttraumatic neuropathic pain is due to Complex Regional Pain Syndrome (CRPS, Type I or Type II)
- NeP not due to trauma, and not peripheral pain
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (44)
Pfizer Investigational Site
Brussels, 1070, Belgium
Pfizer Investigational Site
Genk, B-3600, Belgium
Pfizer Investigational Site
Liège, 4020, Belgium
Pfizer Investigational Site
Liège, B-4000, Belgium
Pfizer Investigational Site
Pellenberg, B-3212, Belgium
Pfizer Investigational Site
Wilrijk, B-2610, Belgium
Pfizer Investigational Site
Calgary, Alberta, T2N 4N1, Canada
Pfizer Investigational Site
Vancouver, British Columbia, V5Z 1M9, Canada
Pfizer Investigational Site
Sarnia, Ontario, N7T 4X3, Canada
Pfizer Investigational Site
Toronto, Ontario, M5G 1X5, Canada
Pfizer Investigational Site
Aarhus C, 8000, Denmark
Pfizer Investigational Site
Hvidovre, 2650, Denmark
Pfizer Investigational Site
HUS, 00029, Finland
Pfizer Investigational Site
Tampere, 33520, Finland
Pfizer Investigational Site
Milan, 20127, Italy
Pfizer Investigational Site
Montescano (PV), 27040, Italy
Pfizer Investigational Site
Roma, 00133, Italy
Pfizer Investigational Site
Tilburg, North Brabant, 5022 GC, Netherlands
Pfizer Investigational Site
Amsterdam, North Holland, 1105 AZ, Netherlands
Pfizer Investigational Site
Alkmaar, 1815 JD, Netherlands
Pfizer Investigational Site
Breda, 4819 EV, Netherlands
Pfizer Investigational Site
Kampen, 8266 AB, Netherlands
Pfizer Investigational Site
Roosendaal, 4708 AE, Netherlands
Pfizer Investigational Site
Almada, 2801-951, Portugal
Pfizer Investigational Site
Amadora, 2720-276, Portugal
Pfizer Investigational Site
Coimbra, 3000-075, Portugal
Pfizer Investigational Site
Funchal, 9004-514, Portugal
Pfizer Investigational Site
Guimarães, 4800-055, Portugal
Pfizer Investigational Site
Lisbon, 1169-050, Portugal
Pfizer Investigational Site
Lisbon, 1649-035, Portugal
Pfizer Investigational Site
Porto, 4099-001, Portugal
Pfizer Investigational Site
Bucharest, 021155, Romania
Pfizer Investigational Site
Bucharest, 050098, Romania
Pfizer Investigational Site
Bucharest, 76251, Romania
Pfizer Investigational Site
Iași, 700661, Romania
Pfizer Investigational Site
Linköping, 581 85, Sweden
Pfizer Investigational Site
Lund, SE-22185, Sweden
Pfizer Investigational Site
Stockholm, 171 76, Sweden
Pfizer Investigational Site
Bern, CH-3010, Switzerland
Pfizer Investigational Site
Geneva, CH-1211, Switzerland
Pfizer Investigational Site
Birmingham, B29 6JD, United Kingdom
Pfizer Investigational Site
Glasgow, G12 0YN, United Kingdom
Pfizer Investigational Site
Leeds, LS14 6UH, United Kingdom
Pfizer Investigational Site
Plymouth, PL6 8DH, United Kingdom
Related Publications (1)
van Seventer R, Serpell M, Bach FW, Morlion B, Zlateva G, Bushmakin AG, Cappelleri JC, Nimour M. Relationships between changes in pain severity and other patient-reported outcomes: an analysis in patients with posttraumatic peripheral neuropathic pain. Health Qual Life Outcomes. 2011 Mar 25;9:17. doi: 10.1186/1477-7525-9-17.
PMID: 21439051DERIVED
Related Links
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Results Point of Contact
- Title
- Pfizer ClinicalTrials.gov Call Center
- Organization
- Pfizer, Inc.
Study Officials
- STUDY DIRECTOR
Pfizer CT.gov Call Center
Pfizer
Publication Agreements
- PI is Sponsor Employee
- No
- Restriction Type
- OTHER
- Restrictive Agreement
- Yes
Study Design
- Study Type
- interventional
- Phase
- phase 4
- Allocation
- RANDOMIZED
- Masking
- QUADRUPLE
- Who Masked
- PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
February 13, 2006
First Posted
February 15, 2006
Study Start
January 1, 2006
Primary Completion
May 1, 2008
Study Completion
May 1, 2008
Last Updated
February 9, 2021
Results First Posted
October 5, 2009
Record last verified: 2011-04