Aspirin and Enalapril in Microalbuminuric Type 2 Diabetes Mellitus Patients

Research design: randomized, double-blind, placebo-controlled crossover study to evaluate the putative interference of low-dose aspirin (for 8 weeks) on enalapril antiproteinuric properties in microalbuminuric type 2 diabetes mellitus...

Date First Received: January 26, 2007

Last Updated: January 26, 2007

Verified by: Hospital de Clinicas de Porto Alegre, January 2007

Clinical Trial Phase: Phase 4 | Start Date: March 2003

Overall Status: Recruiting

Estimated Enrollment: 20

Brief Summary

Official Title: “Aspirin and the Antiproteinuric Effect of Enalapril in Microalbuminuric Type 2 Diabetes Mellitus Patients: a Randomized, Double-Blind, Placebo-Controlled Study”

Condition Keyword(s):

Intervention(s):

Research design: randomized, double-blind, placebo-controlled crossover study to evaluate the putative interference of low-dose aspirin (for 8 weeks) on enalapril antiproteinuric properties in microalbuminuric type 2 diabetes mellitus patients

Study Type: Interventional

Study Design: Treatment, Randomized, Double-Blind, Placebo Control, Crossover Assignment, Efficacy Study

Detailed Clinical Trial Description

Research design: randomized, double-blind, placebo-controlled crossover study Patients:

Microalbuminuric (urinary albumin excretion [UAE]30-300 mg/d)type 2 diabetes mellitus patients without ischemic heart disease or peptic ulcer Aim:To evaluate the putative interference of low-dose aspirin (300 mg/d)for 8 weeks)on enalapril antiproteinuric properties in microalbuminuric type 2 diabetes mellitus patients Study protocol:Crossover randomization to 8 weeks of enalapril 10 mg/d plus aspirin (300 mg/d) or plus placebo, and a 6-week washout period. Measurement of UAE (immunoturbidimetry) and glomerular filtration rate (51Cr-EDTA), blood pressure and metabolic control at baseline and at the end of each period.

Statistical analyses: Bland&Altman analyses for crossover trials.

Intervention(s) in this Clinical Trial

  • Drug: aspirin

Outcome Measures for this Clinical Trial

Primary Measures

  • urinary albumin excretion
  • glomerular filtration rate

Criteria for Participation in this Clinical Trial

Inclusion Criteria:

  • type 2 diabetes mellitus microalbuminuria

Exclusion Criteria:

  • ischemic heart disease peptic disease

Gender Eligibility for this Clinical Trial: Both

Minimum Age for this Clinical Trial: 30 Years

Maximum Age for this Clinical Trial: 80 Years

Are Healthy Volunteers Accepted for this Clinical Trial?: No

Clinical Trial Sponsor Information

Lead Sponsor: Hospital de Clinicas de Porto Alegre

Overall Clinical Trial Officials and Contacts

Eduardo G Camargo Study Director Programa de Pós-graduação em Ciências Médicas: Endocrinologia  

Overall Contact: Sandra P Silveiro 55 51 33325188 sandrasilveiro@terra.com.br

Additional Information

Information obtained from ClinicalTrials.gov on November 20, 2008

Link to the current ClinicalTrials.gov record. http://clinicaltrials.gov/show/NCT00427271

Study ID Number: 02-353

ClinicalTrials.gov Identifier: NCT00427271

Health Authority: Brazil: National Committee of Ethics in Research

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