There are a number of various types of drug and alcohol abuse rehabilitation facilities in Davis, California which addicted clients can take advantage of. As an example, there are substance abuse treatment programs in the Davis area which work specifically with a client with a brief background of substance abuse and may benefit from a short term alcohol and drug treatment program which will only demand that the person to stay in treatment for 30 days or less. Then there are much more extensive and long term alcohol and drug abuse rehabilitation centers in Davis, California which demand a stay of 90 days or longer, depending on the individual's history of drug abuse and other issues which may include co-occurring mental health disorders. Drug and alcohol abuse rehab services can be carried out on an outpatient basis or an inpatient basis, with inpatient alcohol and drug abuse rehabilitation services offering substantially better results because of a greater quality of rehab facility.