The diverse alcohol and drug abuse rehabilitation services which are accessible to drug and alcohol addicted individuals in San Fernando, CA. can vary in many various ways. Some substance abuse treatment programs are offered in a residential or inpatient facility, where clientele remain the entire time they are in treatment which offers a more conducive treatment setting. Others offer substance abuse rehabilitation services on an outpatient basis which provides a sense of flexibility, though outpatient facilities may not be an appropriate alcohol and drug abuse treatment service for individuals in San Fernando, CA. who are having difficulties with serious addiction issues. Regardless of whether inpatient or outpatient drug and alcohol abuse rehabilitation services are selected, there are also different amounts of time that individuals will be asked to continue to be in the alcohol and drug rehabilitation program. For instance, some short-term programs provide services for 4 weeks or less, while long-term facilities will demand at least a 3 month stay.