In the post-Bextra, post-Vioxx age, how can arthritis patients get effective pain relief while protecting their hearts and stomachs from dangerous side effects?The answer may have arrived in a major new study, which used computer models to determine that a combination of two drugs -- a non-cox-2 pain reliever like Aleve, Advil or Motrin and a gastro-protective medicine like Prilosec or Nexium -- may be the best solution for a majority of arthritis patients.In fact, it may have always been the best solution, some experts say.