BRIEF-ELANCO, ARATANA ANNOUNCE POSITIVE OPINION ON GALLIPRANT IN EUROPE By: Reuters: Company News November 10, 2017 at 11:37 AM EST * ELANCO, ARATANA ANNOUNCE POSITIVE OPINION ON GALLIPRANT® (GRAPIPRANT TABLETS) IN EUROPE Read More >> Related Stocks: Aratana Theraptcs Eli Lilly