** Shares of Liquidia Corp LQDA.O fall 36% to $9.03
premarket
** U.S. FDA grants tentative approval to co's inhaled blood
pressure drug Yutrepia, but stopped short of a traditional
approval
** Tentative approval indicates Yutrepia has met all
regulatory standards for quality, safety and efficacy required
for approval but must await the expiration of regulatory
exclusivity of a competing product before final approval can be
granted - LQDA
** Co says final approval of Yutrepia may occur after
expiration of regulatory exclusivity of United Therapeutics'
UTHR.O Tyvaso on May 23, 2025
** LQDA says it will challenge FDA's decision to grant
regulatory exclusivity to UTHR's Tyvaso
** Up to last close, LQDA up 17.3% YTD
(Reporting by Puyaan Singh)
((Puyaan.Singh@thomsonreuters.com;))