The diverse alcohol and drug abuse rehabilitation services which are offered to drug addicted people in Evant can vary in many different ways. Some drug and alcohol abuse treatment services are conducted in a residential or inpatient setting, where clientele reside for the duration of their treatment which provides a more therapeutic rehab setting. Others offer drug and alcohol abuse rehabilitation programs on an outpatient basis which allows for more flexibility, although outpatient facilities may not be a suitable alcohol and drug abuse treatment program for individuals in Evant who are struggling with serious drug addiction problems. Whether or not inpatient or outpatient drug and alcohol abuse rehabilitation programs are selected, there are varying lengths of time that individuals will be expected to remain in the alcohol and drug rehabilitation program. For instance, quite a few short-term programs offer services for 4 weeks or less, while long-term centers will call for at least a 3 month stay.