I don't think this is a right or wrong issue. First, the facts about alcohol. Its primary contribution to oral cancer is not to cause the cancer, but to facilitate the effects of its frequent partner, tobacco. Alcohol thins the cell wall and tissues allowing the carcinogens in tobacco easier access into the tissues of your oral environment. Also there is a big time differential between you and your friend. Three years out from treatment is very different from just out of surgery. I think that both doctors are right. I wouldn