The different alcohol and drug abuse rehabilitation services which are available to alcohol and drug addicted people in Covina, California can vary in many different ways. Quite a few alcohol and drug abuse treatment services take place in a residential or inpatient setting, where individuals remain the entire time they are in treatment which offers a more conducive rehab setting. Others provide alcohol and drug abuse treatment services on an outpatient basis which allows for more versatility, although outpatient programs are not always a suitable drug and alcohol abuse rehabilitation program for individuals in Covina, CA. who are having difficulties with long term drug addiction issues. Whether inpatient or outpatient alcohol and drug abuse rehabilitation services are selected, there are also different lengths of time that men and women will be required to stay in the drug rehabilitation facility. For example, quite a few short-term programs provide programs for 4 weeks or less, while long-term facilities will call for at least a 12 week stay.