Hospital inpatient drug rehab for drug or alcohol addiction is often necessary for persons who are stricken with certain health-related complications associated with their dependency, as is the case with certain types of drug or alcohol detox or for those whose health has been compromised by their addiction. Hospital inpatient drug and alcohol rehab in Chelsea, Massachusetts for drug and alcohol problems is often also necessary for people who struggle with co-occurring mental health disorders who will require extensive rehabilitation services which might not be delivered in regular treatment. Treatment clients who wish to receive a medication assisted drug detox, as is often the situation with people addicted to opiates such as heroin and prescription narcotics, might also opt to take part in this kind of rehab in a Chelsea, Massachusetts hospital inpatient drug detox facility.