Methadone detox is a process which should be undertaken by drug detox professionals in an alcohol and drug treatment center that understands how serious and how much of a challenge methadone detoxification can be. Methadone detox is known to be far more severe in terms of symptoms and length of time detoxing than even heroin detoxification, and persons can very easily go back to methadone to relieve symptoms or even worse begin abusing heroin or prescription pain relievers to ease symptoms. For this reason methadone detox should only be done under with the help of treatment professionals at a Wales drug detox facility which has expertise in handling this type of detoxification, and where the person can take part in more extensive rehabilitation methods to address all substance abuse problems.