For those that have a history of alcohol abuse, an inpatient program can be a good tool to detox, deal with the underlying emotions for drinking and to monitor withdrawal symptoms. Some people may have seizures if this is not done properly under medical supervision.
Alcoholics anonymous is an outpatient group that meets regularly in most towns and cities. It is a way people share their experiences, learn the 12 steps of recovery and work with a sponsor to avoid drinking when tempted. There is a strong religious component which some may not find comfortable so judge whether it is something that will be compatible with your belief system.
Some people feel they can reduce their drinking and still drink to some extent socially. This is a difficult area to assess as it may be possible for some but too challenging for others. There are cases of people who are able to control their drinking and not fall into binge drinking or excessive alcohol patterns from their past. Many others however feel that they cannot control the temptation to abuse alcohol once they get a taste of it in their bodies. Naltrexone is a medication that some use to be able to drink with self-control. This medication is criticized by some for creating a new dependency and not reaching the root of the original addiction.
Don't let drinking ruin your life or the life of a loved one. Read practical Alcoholism Articles to focus on change and get motivated by studying Alcohol Addiction Statistics