** Shares of drug developer Spruce Biosciences SPRB.O fall
18.25% to 43 cents in after-market trading
** Co says it will be winding down investment in its
experimental drug, tildacerfont, which was being developed as a
treatment of congenital adrenal hyperplasia (CAH)
** Co will also discontinue two studies for the drug
** The drug failed to meet the main goal of reducing the
usage of a steroid hormone known as glucocorticoid in a
mid-stage trial conducted among adults with the disease
** Results from another study of tildacerfont in adult and
pediatric CAH patients suggest higher doses and twice-daily
dosing may be needed
** CAH is a rare genetic condition that affects the body's
ability to create and regulate key hormones
** Adds evaluation of strategic opportunities and
cost-reduction activities underway
** Up to last close, stock down ~82% YTD
(Reporting by Sriparna Roy in Bengaluru)
((Sriparna.Roy@thomsonreuters.com;))