The main objective of the study is to assess in patients with compensated alcoholic cirrhosis and hepatic iron overload (HIO), as assessed by MRI, the effect of phlebotomy in order to lower and maintain serum ferritin below 50 µg / l on the risk of hepatocellular carcinoma (HCC) occurrence. The effect of bloodletting will be jointly evaluated on 1) episodes of hepatic decompensation, 2) non HCC liver-related mortality 3) changes in HIO during follow-up.