CARPEUS : Effect of Carvedilol on the Portosystemic Gradient as Measured by Endoscopic Ultrasound

"Carvedilol per os, day 1:3.125 mg once, day 2 to day 8: 6.25 mg/day (3.125 mg twice a day), day 9 to day 90 (end of study visit): 12.5 mg/day (6.25 mg twice a day).~After the end of the study, treatment with Carvedilol will be prescribed by a cardiologist and continued at the dose of 12.5 mg/day.~The follow-up of the patient will be then done according to the standard practice."