** Shares of drug developer Allarity Therapeutics ALLR.O rise 42% to $1.34 premarket
** Co says U.S. FDA granted fast track designation to its experimental ovarian cancer therapy, stenoparib
** Stenoparib, an oral drug, works by blocking two enzymes that cancer cells use to repair themselves and keep growing
** FDA's "fast track" tag aims to speed development and review of drugs for serious conditions with unmet medical need
** The therapy was originally developed by Japan's Eisai 4523.T and later licensed to Allarity, which secured global rights to develop and commercialize the drug
** As of last close, stock down 20% YTD
(Reporting by Kamal Choudhury in Bengaluru)
((Kamal.Choudhury@thomsonreuters.com;))