The various substance abuse rehab services which are offered to drug addicted persons in Castella, California can vary in many various ways. Some alcohol and drug abuse treatment services are conducted in a residential or inpatient location, where individuals reside the entire time they are in rehab which provides a more conducive rehab environment. Others offer substance abuse rehab programs on an outpatient basis which provides a sense of versatility, although outpatient facilities are not always a suitable drug and alcohol abuse treatment program for men and women in Castella who are struggling with long term drug addiction problems. Regardless of whether inpatient or outpatient drug and alcohol abuse rehab services are selected, there are also different amounts of time that men and women will be required to stay in the alcohol and drug treatment center. For instance, quite a few short-term programs offer services for a month or less, whereas long-term programs will demand at least a 3 month stay.