The various alcohol and drug abuse treatment programs which are accessible to drug addicted people in Sunbury can differ in many different ways. Some alcohol and drug abuse rehab programs are offered in a residential or inpatient setting, where clientele reside the entire time they are in rehabilitation which provides a more conducive treatment setting. Others offer drug and alcohol abuse rehabilitation services on an outpatient basis which allows for more versatility, although outpatient centers are not always a suitable substance abuse rehab service for people in Sunbury who are having difficulties with serious addiction issues. Whether inpatient or outpatient drug and alcohol abuse treatment services are selected, there are varying amounts of time that people will be required to continue to be in the drug rehabilitation program. For instance, some short-term programs offer services for a month or less, while long-term facilities will demand at least a 90 day stay.