Covuity ndiye dzina la katemera wa Pfizer Covid-19.
Maloya a Biontech ndi Pfizer adayamba kulembetsa ma fomu angapo kuti ateteze mayina a Covuity ndi Rnaxcovi padziko lonse lapansi. Mawu onsewa akunena za Covid 19, omalizawa akugwedeza njira yasayansi yapadera yomwe imathandizira kupeza chitetezo cha kachilomboka.