The diverse drug and alcohol abuse rehabilitation programs which are offered to drug and alcohol addicted persons in Salem, Alabama can vary in several different ways. Quite a few substance abuse treatment services are offered in a residential or inpatient setting, where clientele reside the entire time they are in treatment which offers a more conducive treatment environment. Others provide alcohol and drug abuse rehabilitation services on an outpatient basis which allows for more versatility, although outpatient facilities may not be an appropriate substance abuse rehab service for people in Salem, Alabama who are having difficulties with serious drug or alcohol addiction problems. Whether or not inpatient or outpatient alcohol and drug abuse treatment services are chosen, there are also different amounts of time that people will be expected to remain in the drug and alcohol rehab program. For instance, quite a few short-term programs offer programs for 4 weeks or less, whereas long-term facilities will demand at least a 12 week stay.