Two inhibitors of tumor necrosis factor (TNF) -- etanercept (Enbrel), which binds to TNF, and infliximab (Remicade), a monoclonal antibody against TNF -- now are available for treatment of rheumatoid arthritis (RA). Findings from 2 large trials, funded by the drugs' manufacturers, add to the existing data.
In one study, 632 patients with early …