NEW YORK, Dec 15: Pfizer Inc (PFE.N) on Tuesday said its antiviral COVID-19 pill showed near 90% efficacy in preventing hospitalizations and deaths in high-risk patients, and recent lab data suggests the drug retains its effectiveness against the fast spreading Omicron variant of the coronavirus.

Nov 23: Pfizer Inc (PFE.N) said on Monday its COVID-19 vaccine provided strong long-term protection against the virus in a late-stage study conducted among adolescents aged 12 to 15 years.