Cancer pain management: long-term maintenance therapy.

This is a case report regarding a patient on maintenance therapy with methadone wth cancer pain. Minimal increase in methadone dose and a better modulation of administration intervals were effective, allowing the achievement of an optimal analgesia in a short time. This effect was maintained at home after discharge up the last follow-up 3 weeks after discharge. Existing literature is discussed and it is suggested to use the same drug, methadone, in increased doses.