Basic & Clinical Research

• For Rheumatoid Arthritis: A double-blind, placebo-controlled study of the effect of MK-0966 on blood and synovial fluid prostaglandin levels and synovial fluid MK-0966 concentration in patients with rheumatoid arthritis
  
  
• For Rheumatoid Arthritis and Osteoarthritis: COX-2 STUDY - A Multicenter, Double-Blind, Parallel Group Study Comparing the Incidence of Clinically Significant Upper GI Adverse Events Associated with Celecoxib (SC-58635) 400 mg bid to that of Ibuprofen 800 mg tid in Patients with OA or RA
  
  
• For Rheumatoid Osteoarthritis: ACTA TRIAL - Randomized Controlled Multi-center Double-Blind Crossover Clinical Trial to Compare the Efficacy and Safety of Arthrotec 75 mg bid to Acetaminophen 4,000 mg per day in Patients with Osteoarthritis of the Hip or Knee.