The different drug and alcohol abuse rehab programs which are available to alcohol and drug addicted people in Salem, IL. can vary in a lot of different ways. Some substance abuse treatment services are conducted in a residential or inpatient setting, where individuals reside for the duration of their rehabilitation which supplies a more therapeutic treatment setting. Others provide substance abuse rehabilitation services on an outpatient basis which allows for more flexibility, although outpatient programs may not be an appropriate substance abuse rehab service for men and women in Salem, IL. who are having difficulties with long term addiction problems. Whether inpatient or outpatient drug and alcohol abuse treatment services are chosen, there are varying lengths of time that people will be asked to continue to be in the drug and alcohol rehab center. For example, many short-term programs provide services for a month or less, while long-term facilities will demand at least a 3 month stay.