** Drug developer's shares AVIR.O up ~12 at $5.95
** Company says a late-stage study related to its COVID-19
pill showed 71% reduction in hospitalization; main goal of
symptom alleviation was not achieved urn:newsml:reuters.com:*:nGNX4R1f7m
** The study enrolled a broad patient population of whom
about 50% were high risk and 50% were standard risk, with 28%
vaccinated
** Roche ROG.S ended a partnership with Atea last year to
jointly develop a COVID-19 antiviral pill, a month after the
drug failed to help patients in a small study urn:newsml:reuters.com:*:nL4N2S748C
** Pfizer's PFE.N two-drug antiviral regimen, Paxlovid,
was authorized in December, becoming the first oral treatment
for COVID-19
** AVIR shares down 40% YTD through Monday's close
(Reporting by Ankur Banerjee)