There are a number of different types of substance abuse rehab facilities in Lancaster which alcohol and/or drug addicted people can get help from. As an example, there are alcohol and drug abuse treatment facilities in the Lancaster area which cater to somebody who has a short background of alcohol and drug abuse and might be able to receive effective help at a short term drug treatment program which will require the client to stay in treatment for about a month or less. There are also much more comprehensive and long term alcohol and drug abuse treatment programs in Lancaster which call for a stay of 12 weeks or longer, based off of the individual's background of alcohol and drug abuse and other factors such as co-occurring mental health issues. Substance abuse rehab programs can be carried out on an outpatient basis or an inpatient basis, with inpatient substance abuse rehab programs offering significantly superior results as a result of a greater quality of rehab program.