Methadone detox is a process which should be undertaken by drug rehab experts in a drug treatment center that understands how difficult and how much of a challenge methadone detoxification can be. Methadone detoxification is very often far more severe in terms of symptoms and duration than even heroin detox, and individuals can very easily relapse back onto methadone to alleviate symptoms of withdrawal or even worse turn to heroin or prescription opioids to relieve symptoms. For this reason methadone detoxification should only be undergone under with the help of treatment professionals at a Merrimack, NH. drug rehab that has expertise in handling this type of detoxification, and where the individual who is detoxing can receive more rehab methods to overcome all substance abuse problems.