12
Participants
Start Date
April 30, 2015
Primary Completion Date
July 31, 2026
Study Completion Date
August 31, 2026
Trimethaphan
Trimethaphan is a Nn-nicotinic receptor antagonist that blocks sympathetic and parasympathetic transmission at the level of the autonomic ganglia. It will be administered as an acute intravenous infusion with doses ranging from 0.5 to 5.0 mg/min.
Nitroglycerin
Sublingual nitroglycerin (0.3-0.6 mg) will be given after baseline measurements.
Autonomic Dysfunction Center, Nashville
Vanderbilt University
OTHER