Effect of Etoricoxib to Treat Chronic Low Back Pain (0663-042)

A Double-Blind, Placebo-Controlled, Parallel-Group, 12-Week Trial to Assess the Efficacy and Safety of MK0663 in Patients With Chronic Low Back Pain

Study the effect of etoricoxib 60 mg and 90 mg compared to placebo to treat chronic low back pain.

Inclusion Criteria:

• Low back pain for previous 3 months and majority of days in last month
• Regular use of acetaminophen or NSAID to treat low back pain in past month
• Judged to be in otherwise good health

Exclusion Criteria:

• Low back pain that is due to secondary causes
• Radicular/myelopathic pain
• Surgery for low back pain within the past 6 months
• Active lawsuit or claim pertaining to their low back pain
• Disease that may confound the results of the study or pose risk to the patients
• Corticosteroid use in past month
• Previous participation in an MK0663 study