** Shares of drugmaker Theravance Biopharma TBPH.O fall
19.3% to $9.3 premarket
** Co's lung disease drug, Yupelri, failed to meet the main
goal of a study that was conducted to compare improvements in
lung functions in adults with severe lung disease over 12 weeks
** Yupelri did not show a statistically significant
difference compared to private company Boehringer Ingelheim's
Spiriva
** The FDA approved Yupelri in Nov. 2018 to treat chronic
obstructive pulmonary disease, a long-term lung disease that
causes breathing problems
** Stock remained flat in 2023
(Reporting by Sneha S K)
((Sneha.SK@thomsonreuters.com;))