- Patients who had undergone an uncomplicated ACL reconstruction procedure and were in
satisfactory health were included in the study
- In addition, they needed to have a baseline pain intensity of ≥ 50 mm on the VAS and
"moderate to severe" pain on the categorical scale within 8 hours of the completion of
the surgical procedure to be included
- Patient was scheduled to undergo any other surgical procedure, along with the
orthopedic procedure, that was expected to produce a greater degree of surgical trauma
than the orthopedic procedure alone
- The patient was undergoing bilateral knee arthroscopy
- The patient used conventional NSAIDs, COX-2 inhibitors, or Tramadol during the 6 hours
preceding surgery, during surgery or subsequent to the end of surgery, until
randomization
- The patient received oxaprozin or piroxicam within one week prior to randomization
- The patient was required to take muscle relaxants, tricyclic antidepressants,
tranquilizers, sedatives, hypnotics and neuroleptics, in the post operative period
after the patient was randomized into the study
- The patient had been treated with patient controlled analgesia subsequent to the end
of the surgical procedure