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Clinical Trial Summary

The purpose of this study is to try different medications in patients with low blood pressure and other problems with their involuntary (autonomic) nervous system. The pharmacological trials in this study will perhaps lead to more effective treatment. The protocol includes single dose trials, dose-selection trials, 5-day trials and chronic (approximately 2 months) trials, although only dose-selection trials were consistently performed and have results presented.


Clinical Trial Description

We see many patients at the Autonomic Dysfunction Center who can be given a fairly definitive diagnosis, e.g., Orthostatic Intolerance, Pure Autonomic Failure, Multiple System Atrophy, and Baroreflex Failure. However, some patients present with a unique constellation of symptoms of autonomic dysfunction so that they do not fit into a diagnostic category. We hypothesize that a genetic cause exists in some of these patients. We further propose that our comprehensive evaluation of these patients will provide us with information on the pathophysiology of their condition and assist us in optimizing their treatment. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT00581477
Study type Interventional
Source Vanderbilt University Medical Center
Contact
Status Terminated
Phase Phase 2/Phase 3
Start date January 2004
Completion date December 2020

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