Viewing Study NCT00489229



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Study NCT ID: NCT00489229
Status: COMPLETED
Last Update Posted: 2009-07-16
First Post: 2007-06-20

Brief Title: To Investigate the Effect of Rosiglitazone and Ramipril on Pre-clinical Vasculopathy in Diabetes and IGT Patients
Sponsor: Universiti Sains Malaysia
Organization: Universiti Sains Malaysia

Study Overview

Official Title: Studies on Diabetic and Pre Diabetic Vascular Disease and the Effect of Selected Therapeutic Modalities on Associated Vasculopathy
Status: COMPLETED
Status Verified Date: 2007-03
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: The aim is to examine whether pharmacological interventions with thiazolidinedione and angiotensin converting enzyme ACE inhibitors can reverse pre-clinical vasculopathy in newly diagnosed diabetic and IGT individuals
Detailed Description: The burden of diabetic vasculopathy on the global population is enormous and ever growing Besides the well-known microvascular complications in type 2 diabetes T2DM there is a growing epidemic of macrovascular complications People with T2DM have a higher risk of death from cardiovascular CV diseases than persons without diabetes Like diabetes impaired glucose tolerance IGT individuals also have associated risk of developing macrovascular complications This calls for an early detection and intervention in patients with T2DM as well as IGT not only to delay progression of IGT to T2DM but also to treat early macrovascular diseases in both groups The traditional therapeutic approaches of T2DM emphasise on glycaemic control which limits microvascular diseases but lacks an established benefit in macrovascular diseases Type 2 diabetes is a metabolic disorder characterised by dyslipidaemia hypertension and hypercoagulability in addition to hyperglycaemia and hyperinsulinaemia Each of these abnormalities plays an important role in diabetic vasculopathy and provides targets for therapy Understanding the mechanisms of diabetic vasculopathy and instituting therapy guided by emerging evidences would improve outcomes in patients with T2DM and IGT

In recent years special attention has been devoted to both thiazolidinediones TZDs and angiotensin converting enzyme ACE inhibitors when TRIPOD study demonstrated that troglitazone may reduce the rate of progression to diabetes in women diagnosed with gestational diabetes and HOPE Study showed that ramipril may delay the onset of diabetes The TZDs are novel insulin-sensitising antidiabetic agents which also have vasculoprotective properties Rosiglitazone one of the members of TZD family improves insulin sensitivity and may have a beta cell cytoprotective effect The ACE inhibitors reduce both microvascular and macrovascular complications in diabetes and appear to improve insulin sensitivity and glucose metabolism Ramipril an ACE inhibitor has direct effects on the renin-angiotensin-kallikrein system and may play an important role in the prevention of diabetes through effects on beta cell and by vascular and metabolic effects on muscle that may amplify the effects of insulin Previous studies showed that newly diagnosed untreated T2DMIGT and hypertensive Malay patients had early manifestations of preclinical vasculopathy and potentially increased risk for development of macrovascular diseases The aim of this study is to investigate whether pharmacological interventions with rosiglitazone and ramipril can reverse pre-clinical vasculopathy in newly diagnosed untreated T2DM and IGT patients

Study Oversight

Has Oversight DMC: None
Is a FDA Regulated Drug?: None
Is a FDA Regulated Device?: None
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?: None