Only 10% of the people who consume alcohol are alcoholics. However, of those taking any opiate for a long period of time, 100% will become addicted. Yet opiates, both real
and synthetic, and their derivatives are crucial is relieving post-surgical pain. If your doctor realizes that you're an alcoholic, he'll be careful in prescribing medication. Controlling the pain is critical in surgical recovery. You have nothing to worry about so long as you follow his directions.