There are many different types of alcohol and drug abuse rehabilitation programs in Merrimac which addicted clients can take advantage of. As an example, there are drug and alcohol abuse rehabilitation centers in the Merrimac area which work specifically with someone with a brief background of drug and alcohol abuse and might benefit from a short term drug and alcohol rehabilitation center which will require the person to continue to be in rehab for 30 days or less. There are also much more intensive and long term drug and alcohol abuse treatment facilities in Merrimac which require a stay of 90 days or longer, based off of the individual's history of drug abuse and other circumstances such as co-occurring mental health problems. Substance abuse rehab services can be completed on an outpatient basis or an inpatient basis, with inpatient drug and alcohol abuse treatment services offering substantially better outcomes as a result of a higher quality of treatment facility.