The various alcohol and drug abuse treatment programs which are accessible to alcohol and drug addicted people in Clark, Missouri can differ in a lot of various ways. Quite a few drug and alcohol abuse rehab services take place in a residential or inpatient setting, where clients reside for the duration of their treatment which provides a more conducive treatment environment. Others provide substance abuse rehabilitation services on an outpatient basis which provides a sense of versatility, though outpatient programs may not be an appropriate substance abuse rehab program for men and women in Clark, Missouri who are having difficulties with long term drug addiction issues. Whether inpatient or outpatient alcohol and drug abuse rehabilitation services are chosen, there are varying lengths of time that individuals will be required to remain in the drug treatment center. For example, many short-term programs provide programs for 30 days or less, whereas long-term facilities will require at least a 3 month stay.