120
Participants
Start Date
April 30, 2010
Primary Completion Date
December 31, 2025
Study Completion Date
December 31, 2025
propranolol
Starting from 20 mg daily, titrated weekly to decrease heart rate more than 25 % of baseline, administrated during the whole study period
RECRUITING
Veteran General Hospital-Taipei, Taipei
Taipei Veterans General Hospital, Taiwan
OTHER_GOV