Randomized Controlled Trial
Efficacy of midodrine vs placebo in neurogenic orthostatic hypotension. A randomized, double-blind multicenter study. Midodrine Study Group.
JAMA. 1997 Apr 2; 277 (13): 1046-51.
Multicenter Study
L-threo-dihydroxyphenylserine (L-threo-DOPS; droxidopa) in the management of neurogenic orthostatic hypotension: a multi-national, multi-center, dose-ranging study in multiple system atrophy and pure autonomic failure.
Clin. Auton. Res. 2001 Aug 1; 11 (4): 235-42.
Review
Evaluation and management of orthostatic hypotension.
Am Fam Physician. 2011 Sep 1; 84 (5): 527-36.