To ensure that drug treatment is available to those with co-occurring psychological problems, Partial Hospitalization drug rehabilitation facilities in Carnegie can supply treatment in particular hospital and mental health hospital facilities for those who need rehabilitation. Partial Hospitalization the name for this type of drug treatment facility, due to the fact that the individual will undergo drug and alcohol rehab during the day and will then return home at night for about seven days per week. For this reason these drug and alcohol treatment programs are also called Day Treatment. Partial Hospitalization drug rehabilitation facilities address drug and alcohol addiction problems and mental health disorders at the same time in order to ensure that the individual won't relapse the moment drug rehabilitation is finished.