The diverse drug and alcohol abuse rehab services which are accessible to drug and alcohol addicted people in Ardsley can differ in several various ways. Some substance abuse treatment programs are offered in a residential or inpatient facility, where clientele remain the entire time they are in rehabilitation which offers a more conducive treatment environment. Others offer alcohol and drug abuse rehabilitation services on an outpatient basis which allows for more flexibility, though outpatient facilities may not be a suitable alcohol and drug abuse rehab service for men and women in Ardsley who are having difficulties with long term drug or alcohol addiction difficulties. Whether or not inpatient or outpatient alcohol and drug abuse rehab programs are chosen, there are varying amounts of time that men and women will be asked to continue to be in the drug and alcohol rehab program. For instance, many short-term programs provide programs for 4 weeks or less, whereas long-term facilities will call for at least a 12 week stay.