36
Participants
Start Date
October 24, 2017
Primary Completion Date
November 30, 2025
Study Completion Date
November 30, 2025
Phentolamine
Intrabrachial phentolamine will be given on the blocked day
Saline
Intrabrachial saline will be given this day
Sodium Nitroprusside
Intrabrachial sodium nitroprusside will be given this day to compare with phentolamine
Autonomic Dysfunction Center, Nashville
Vanderbilt University Medical Center
OTHER