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News For RIGL From The Last 14 Days Check below for free stories on RIGL the last two weeks. Sign up for a free trial to see the rest of the stories you've been missing. May 22, 2013 07:34 EDT RIGL Rigel Pharmaceuticals to initiate Phase 2 clinical trial in dry eye Subscribe for More Information Sign up for a free trial to see the rest of the stories you've been missing.