A Study on the Efficacy and Safety of Gabapentin in the Treatment of Patients With Painful Diabetic Neuropathy

NCT ID: NCT00644748

Last Updated: 2021-02-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

COMPLETED

Clinical Phase

PHASE4

Total Enrollment

95 participants

Study Classification

INTERVENTIONAL

Study Start Date

2003-05-31

Study Completion Date

2004-08-31

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

The purpose of this study was to evaluate the efficacy, safety, and tolerability of gabapentin for the treatment of patients with painful diabetic neuropathy. The quality of life of all treated patients was also assessed.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Diabetic Neuropathies

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

NON_RANDOMIZED

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

Gabapentin group

Group Type EXPERIMENTAL

gabapentin

Intervention Type DRUG

Gabapentin oral capsules:

Week 0: Day 1: 300 mg; Day 2: 600 mg (2 doses of 300 mg); Day 3: 900 mg (3 doses of 300 mg), maintained until the end of the week; After this point, the total daily dose was divided in 3 equal doses. Week 1: Day 1: 1200 mg; Day 2 to 7: 1800 mg Week 2: Day 1: 2100 mg; Day 2 to 7: 2400 mg Week 3: Day 1: 2700 mg; Day 2 to 7: 3600 mg Weeks 4 to 11: 3600 mg

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

gabapentin

Gabapentin oral capsules:

Week 0: Day 1: 300 mg; Day 2: 600 mg (2 doses of 300 mg); Day 3: 900 mg (3 doses of 300 mg), maintained until the end of the week; After this point, the total daily dose was divided in 3 equal doses. Week 1: Day 1: 1200 mg; Day 2 to 7: 1800 mg Week 2: Day 1: 2100 mg; Day 2 to 7: 2400 mg Week 3: Day 1: 2700 mg; Day 2 to 7: 3600 mg Weeks 4 to 11: 3600 mg

Intervention Type DRUG

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Patients with stable Diabetes Mellitus 1 or 2
* Clinical diagnosis of distal symmetric polyneuropathy with a minimum duration of 8 weeks
* No clinically significant motor deficits
* Pain described according to at least one of the following clinical manifestations: burning, cramps or twinges, thermal or mechanical alodinea

Exclusion Criteria

* Treatment with any medication that may interfere with the assessment of gabapentin during the study or within 7 days of the adminstration of gabapentin
* Specific systemic diseases or other medical conditions that would interfere with the assessment of gabapentin therapeutic response or safety
Minimum Eligible Age

51 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Pfizer's Upjohn has merged with Mylan to form Viatris Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Pfizer CT.gov Call Center

Role: STUDY_DIRECTOR

Pfizer

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

Pfizer Investigational Site

Fortaleza, Ceará, Brazil

Site Status

Pfizer Investigational Site

Taguatinga, Federal District, Brazil

Site Status

Pfizer Investigational Site

Belo Horizonte, Minas Gerais, Brazil

Site Status

Pfizer Investigational Site

Curitiba, Paraná, Brazil

Site Status

Pfizer Investigational Site

Recife, Pernambuco, Brazil

Site Status

Pfizer Investigational Site

Rio de Janeiro, Rio de Janeiro, Brazil

Site Status

Pfizer Investigational Site

Porto Alegre, Rio Grande do Sul, Brazil

Site Status

Pfizer Investigational Site

São Paulo, São Paulo, Brazil

Site Status

Pfizer Investigational Site

São Paulo, São Paulo, Brazil

Site Status

Pfizer Investigational Site

, ,

Site Status

Countries

Review the countries where the study has at least one active or historical site.

Brazil

Related Links

Access external resources that provide additional context or updates about the study.

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

A9451004

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.