** Shares of drugmaker Vanda Pharmaceuticals VNDA.O rise 7% to $4.71 premarket
** Co says its experimental drug tradipitant significantly reduces nausea and vomiting in people taking the popular weight-loss drug Wegovy, according to results from a new clinical trial
** Study met main goal, 29.3% on tradipitant vomited vs 58.6% on placebo; also reduced severe nausea - VNDA
** Co says late-stage trial planned for 2026
** GLP-1 market exceeds $50 bln globally; tradipitant could boost adherence - VNDA
** Up to last close, stock down ~8% YTD
(Reporting by Sahil Pandey in Bengaluru)
((Sahil.Pandey@thomsonreuters.com))