Fentanyl Matrix in Lung Cancer Pain

Inclusion Criteria:

• Patients with histologically confirmed lung cancer, who complain of cancer pain
• Patients who are taking Ultracet, Tramadol, or Codeine (or Codeine combination drug) for cancer pain-relief purposes, but still complain of a pain level of 4 or above on the Numeric Rating Scale (NRS) during the past 24 hours: Ultracet 3 tablets/day, Tramadol 150 mg/day, Codeine 200 mg /day, or Codeine combination less than 3 capsules/day
• Patients who are able to communicate with the investigator about his/her pain
• Patients who use proper contraceptives during the study period if they are women of childbearing potential
• Patients whose life expectancy is 3 months or longer
• Patients who have signed an informed consent form

Exclusion Criteria:

• Patients participating in other clinical trials
• Patients with a history of hypersensitivity to opioid analgesics
• Patients with a history of drug abuse
• Patients who are unable to use a transdermal product due to skin disease
• Patient with a history of CO2 retention (e.g. chronic obstructive pulmonary disease)
• Patients who are receiving radiotherapy or chemotherapy when registering for the study or who plan to receive it during the study
• Patient who are pregnant or are of childbearing potential and not using contraceptives