(Updates)
** Shares of drugmaker Trevena Inc TRVN.O more than quadruple to $2.87, set for best day
on record, if gains hold
** TRVN stock top pct. gainer across U.S. exchanges
** Co says its partner in China, Jiangsu Nhwa, received formal approval from the National
Medical Products Administration for Olinvyk
** The therapy has been approved for use in adults for the management of acute pain severe
enough to require an intravenous opioid analgesic and for whom alternative treatments are
inadequate
** TRVN is due to receive a $3 million milestone payment from Jiangsu Nhwa with the approval
and also eligible to receive $15 million upon first commercial sale in China
** Jiangsu Nhwa has an exclusive license agreement for the development and commercialization
of Olinvyk in China
** Including session's gain, stock up 86.7% YTD
(Reporting by Sriparna Roy and Pratik Jain in Bengaluru)
((Sriparna.Roy@thomsonreuters.com;))