What ever you do, dont underestimate the seriousness of this. You may not get a second chance to make the right choice.
It can be a tough habit to break but in most cases we see that breaking the habit comes easier with the "true" support of the people you associate with. If they are drinkers, chances are it will be tougher to quit.
I quit years ago and looking back I realize it was the best thing for my health, my parenting of my son, my marriage, and a real plus for the pocket book.
As a local EMT I can tell you I see more lifes destroyed from Alcohol than any other single thing in our area. We have a local that cant be 23 years old and is SMASHED everynight of the week. He is on a path of self destruction.