I know how you feel. Yes you need help and you will find it here {and in nar-anon there are 5 groups in Maine.} It's a disease that affects the whole family. We to are going through the same feelings you are.
Read some of the stickies above. One thing you must know by now is you can't control it. But we will help you get control of your life back. He need to go to NA and start working the program.
Others will be along soon with better advice.
Keep posting.