** Shares of drugmaker Scilex Holding SCLX.O surge 33.1%
to $2.57 in premarket
** Scilex's subsidiary, Semnur Pharmaceuticals, to go public
in a SPAC deal with Denali Capital Acquisition Corp DECA.O
** Deal valued at up to $2 bln
** Combined company to operate as Semnur Pharmaceuticals
with Scilex as the majority holder
** Proceeds from the deal to fund development of SP-102
drug, to treat chronic nerves disease
** Up to last close, SCLX stock had fallen 5.4% YTD,
compared with a 20.11% increase in Nasdaq index .IXIC
(Reporting by Nikhil Sharma in Bengaluru)
((nikhil.sharma@thomsonreuters.com))