Diabetic Neuropathy, PainfulPhase 3NCT00141401
Safety and Efficacy of Pregabalin in Patients With Diabetic Peripheral Neuropathy.
A Phase 3 study testing Pregabalin in people with Diabetic Neuropathy, Painful, run by Pfizer.
Trial summary
To evaluate long-term efficacy and safety of pregabalin in patients with diabetic peripheral neuropathy. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Diabetic Neuropathy, Painful
- What is being tested?
- Pregabalin
- How many people
- 240 participants
- Where
- No sites listed yet
- Study dates
- Sep 1999to Jul 2005
- Phase
- Phase 3
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Must have met the inclusion criteria for preceding double-blind study
- Must have received pregabalin or amitriptyline or placebo under double-blind conditions under double-blind conditions at least during first 3 weeks if double-blind treatment phase of preceding study.
Who cannot join
- Patients cannot be included if they experienced a serious adverse event while participating in preceding double-blind study, which was determined to be related to the study medication.
About this study
Official title: An Open-Label, Extension Safety and Efficacy Study of Pregabalin in Patients With Painful Diabetic Peripheral Neuropathy.
To evaluate long-term efficacy and safety of pregabalin in patients with diabetic peripheral neuropathy.
- Conditions
- Diabetic Neuropathy, Painful
- Being tested
- Pregabalin
- Medical subject headings
- Diabetic Neuropathies
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
PregabalinDrug
What is being measured
The primary outcome is the main question the study is designed to answer.
Safety Efficacy
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted1 Sep 2005 (estimated)
- Study startSep 1999
- Study completionJul 2005
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Diabetic Neuropathy, PainfulStudies of the same condition, open and under way.
- More trials run by PfizerThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 3
- Primary purpose
- Treatment
- Allocation
- Non-randomised
- Intervention model
- Single group
- Masking
- None (open label)
- Enrolment
- 240 participants
Sponsor and investigators
- Lead sponsor
- Pfizer
- Sponsor type
- Industry (pharma, biotech, devices)
- Investigators
- Pfizer CT.gov Call Center, Study director, Pfizer
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00141401
- Sponsor's protocol ID
- 1008-074
- Status last verified
- Aug 2007
- First submitted
- 30 Aug 2005
- Last updated
- 17 Aug 2007
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 17 Aug 2007. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- An Open-Label, Extension Safety and Efficacy Study of Pregabalin in Patients With Painful Diabetic Peripheral Neuropathy.
- ClinicalTrials.gov ID
- NCT00141401
- Acronym / sponsor ID
- 1008-074
- Conditions
- Diabetic Neuropathy, Painful
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 240 participants
- Lead sponsor
- PfizerIndustry (pharma, biotech, devices)
- Study start
- Sep 1999
- Study completion
- Jul 2005 (actual)
- First posted
- 1 Sep 2005 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
To evaluate long-term efficacy and safety of pregabalin in patients with diabetic peripheral neuropathy.
Study design
- Primary purpose
- Treatment
- Allocation
- Non-randomised
- Intervention model
- Single group
- Masking
- None (open label)
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (2 listed)
- Must have met the inclusion criteria for preceding double-blind study
- Must have received pregabalin or amitriptyline or placebo under double-blind conditions under double-blind conditions at least during first 3 weeks if double-blind treatment phase of preceding study.
Key exclusion criteria (1 listed)
- Patients cannot be included if they experienced a serious adverse event while participating in preceding double-blind study, which was determined to be related to the study medication.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Pregabalin | Drug | – |
Primary outcome
Safety Efficacy
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 17 Aug 2007.
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Perineural Botulinum Toxin Injection Versus Oral Duloxetine in Relief of Foot Pain in Painful Peripheral Diabetic Neuropathy
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Recruiting
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Pfizer CT.gov Call Center study director
Pfizer
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing Pregabalin in people with Diabetic Neuropathy, Painful, run by Pfizer.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 2 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 17 Aug 2007. Status can change between updates, so confirm with the study contact before making plans.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Safety Efficacy. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 17 Aug 2007; AzTrials last refreshed its copy on 8 Nov 2026.