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| Tracking Information | |||||||||
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| First Received Date ICMJE | December 22, 2007 | ||||||||
| Last Updated Date | August 13, 2009 | ||||||||
| Start Date ICMJE | January 2004 | ||||||||
| Estimated Primary Completion Date | December 2010 (final data collection date for primary outcome measure) | ||||||||
| Current Primary Outcome Measures ICMJE |
Change in blood pressure with standing [ Time Frame: following 5 days of medication ] [ Designated as safety issue: No ] | ||||||||
| Original Primary Outcome Measures ICMJE | Same as current | ||||||||
| Change History | Complete list of historical versions of study NCT00581477 on ClinicalTrials.gov Archive Site | ||||||||
| Current Secondary Outcome Measures ICMJE |
length of time subject is able to stand [ Time Frame: following 5 days of medication ] [ Designated as safety issue: No ] | ||||||||
| Original Secondary Outcome Measures ICMJE | Same as current | ||||||||
| Descriptive Information | |||||||||
| Brief Title ICMJE | Treatment of Orthostatic Hypotension | ||||||||
| Official Title ICMJE | Treatment of Hypotensive Patients Having a Unique Pattern of Autonomic Symptoms | ||||||||
| Brief 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. This study consists of single dose trials, dose selection trials, 5-day trials and chronic (approximately 2 months) trials. |
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| Detailed 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. |
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| Study Phase | Phase III | ||||||||
| Study Type ICMJE | Interventional | ||||||||
| Study Design ICMJE | Treatment, Non-Randomized, Single Blind (Subject), Placebo Control, Crossover Assignment, Efficacy Study | ||||||||
| Condition ICMJE |
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| Intervention ICMJE |
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| Study Arms / Comparison Groups | |||||||||
| Publications * | |||||||||
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* Includes publications given by the data provider as well as publications identified by National Clinical Trials Identifier (NCT ID) in Medline. |
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| Recruitment Information | |||||||||
| Recruitment Status ICMJE | Recruiting | ||||||||
| Estimated Enrollment ICMJE | 25 | ||||||||
| Estimated Completion Date | December 2010 | ||||||||
| Estimated Primary Completion Date | December 2010 (final data collection date for primary outcome measure) | ||||||||
| Eligibility Criteria ICMJE | Inclusion Criteria:
Exclusion Criteria:
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| Gender | Both | ||||||||
| Ages | 18 Years to 70 Years | ||||||||
| Accepts Healthy Volunteers | No | ||||||||
| Contacts ICMJE |
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| Location Countries ICMJE | United States | ||||||||
| Administrative Information | |||||||||
| NCT ID ICMJE | NCT00581477 | ||||||||
| Responsible Party | David Robertson, MD, Vanderbilt University | ||||||||
| Study ID Numbers ICMJE | 030750, HL056693 | ||||||||
| Study Sponsor ICMJE | Vanderbilt University | ||||||||
| Collaborators ICMJE | |||||||||
| Investigators ICMJE |
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| Information Provided By | Vanderbilt University | ||||||||
| Verification Date | August 2009 | ||||||||
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ICMJE Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP |
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