The different substance abuse treatment programs which are available to alcohol and drug addicted people in Charleston can vary in several different ways. Quite a few drug and alcohol abuse treatment services are offered in a residential or inpatient setting, where clientele remain the entire time they are in rehab which offers a more therapeutic treatment setting. Others provide substance abuse rehabilitation programs on an outpatient basis which provides a sense of versatility, though outpatient programs may not be an appropriate alcohol and drug abuse treatment service for people in Charleston who are struggling with serious drug or alcohol addiction issues. Regardless of whether inpatient or outpatient substance abuse rehabilitation services are chosen, there are also different amounts of time that people will be expected to remain in the alcohol and drug rehab facility. For instance, quite a few short-term programs offer services for a month or less, while long-term programs will call for at least a 12 week stay.