Safety and Efficacy of an Investigational Drug Versus Placebo in the Treatment of Cancer Pain (0663-083)

A 4 Week Randomized, Placebo-Controlled, Parallel Group, Double-Blind Pilot Study to Assess the Safety and Efficacy of Etoricoxib 90 mg Versus Placebo in the Treatment of Cancer Pain

The purpose of this study is to compare the effectiveness of an investigational drug versus placebo in the treatment of metastatic bone cancer pain in patients diagnosed with breast or prostate cancer and a bone neoplasm. Patients in the study will be taking opioids to treat moderate to severe pain for their bone metastases and will remain on their opioids during the entire course of the study.

Inclusion Criteria:

• Patients are required to have a diagnosis of breast or prostate cancer with bone involvement and moderate to severe pain that requires opioid treatment.