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Clinical Trial Summary

To assess the efficacy of angiotensin II receptor blocker, Losartan, to prevent progressive dilation of aortic root in patients with Marfan syndrome.


Clinical Trial Description

Marfan syndrome (MFS) is a multisystem connective tissue disorder of autosomal dominant inheritance1. The cardinal features are noted in the cardiovascular, ocular, and skeletal system. The most life-threatening complication of MFS is progressive aortic root dilation leading to aortic dissection or rupture. Losartan, an angiotensin II type I receptor (AT1) antagonist, is a drug already in clinical use for hypertension and type II diabetic nephropathy. A recent study showed that Losartan prevents aortic root dilation and lung problem in a mouse model of MFS. Therefore, the goals of this clinical trial are to examine the efficacy and safety of Losartan in patients with Marfan syndrome for aortic root dilation prevention. ;


Study Design

Allocation: Randomized, Endpoint Classification: Safety/Efficacy Study, Intervention Model: Factorial Assignment, Masking: Open Label, Primary Purpose: Prevention


Related Conditions & MeSH terms


NCT number NCT00651235
Study type Interventional
Source National Taiwan University Hospital
Contact Hsin-Hui Chiou
Phone 886-2-2312-3456
Email eliachiou@yahoo.com.tw
Status Recruiting
Phase Phase 2
Start date February 2007
Completion date June 2011

See also
  Status Clinical Trial Phase
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Recruiting NCT05809323 - Marfan Syndrome Moderate Exercise Trial II N/A
Completed NCT04776668 - Living With Marfan Syndrome and Your Aorta
Recruiting NCT01949233 - The Oxford Marfan Trial Phase 2
Active, not recruiting NCT01145612 - Atenolol Versus Losartan in the Prevention of Progressive Dilation of the Aorta in Marfan Syndrome Phase 3
Completed NCT00723801 - Effects of Losartan Versus Atenolol on Aortic and Cardiac Muscle Stiffness in Adults With Marfan Syndrome Phase 3
Completed NCT04641325 - Marfan Syndrome Moderate Exercise Pilot N/A
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Completed NCT00782327 - Randomized, Double-blind Study for the Evaluation of the Effect of Losartan Versus Placebo on Aortic Root Dilatation in Patients With Marfan Syndrome Under Treatment With Beta-blockers Phase 3
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Completed NCT01715207 - Comparison Study of the Effect of Aliskiren Versus Negative Controls on Aortic Stiffness in Patients With Marfan Syndrome Under Treatment With Atenolol Phase 3
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Recruiting NCT04776681 - Living With Marfans and Your Aorta: Surgical Outcomes Study
Completed NCT03236571 - Cardiorespiratory and Muscular Rehabilitation of Children and Young Adults With Marfan Syndrome. N/A