The various alcohol and drug abuse treatment services which are accessible to alcohol and drug addicted individuals in Hopewell, NJ. can vary in a lot of different ways. Some substance abuse treatment services are conducted in a residential or inpatient facility, where clientele remain for the duration of their rehab which offers a more therapeutic rehab environment. Others provide alcohol and drug abuse treatment services on an outpatient basis which provides a sense of flexibility, although outpatient programs are not always a suitable substance abuse rehabilitation program for people in Hopewell, NJ. who are having difficulties with long term drug addiction difficulties. Whether or not inpatient or outpatient alcohol and drug abuse treatment services are chosen, there are varying amounts of time that people will be required to stay in the drug rehabilitation center. For instance, many short-term programs offer programs for 30 days or less, while long-term facilities will demand at least a 90 day stay.