10
Participants
Start Date
February 28, 2005
Primary Completion Date
November 30, 2008
Study Completion Date
November 30, 2008
sildenafil citrate
sildenafil citrate 25 mg by mouth thrice daily (po tid)
Placebo
25 mg po tid
Columbia Univeristy, College of Physicians and Surgeons, New York
Collaborators (1)
Pfizer
INDUSTRY
Kawut, Steven, MD
INDIV