** Shares of Australia's LTR Pharma LTP.AX rise as much as 55.6% to A$0.630, biggest intraday pct gain since June 7, 2024
** Stock touches its highest level since January 22
** Biopharma company releases interim phase II study results for its erectile dysfunction drug SPONTAN
** Co says data supports the U.S. Food and Drug Administration's (FDA) approval pathway, and statistical analysis to be finalised
** Expects full results by Q326
** Stock up 32.1% so far this week, set for its best week since mid-August 2025, if gains hold
** Despite moves, stock down 28.5%
(Reporting by Aamir Sheik Khalid in Bengaluru)
((Aamir.SheikKhalid@thomsonreuters.com))