Clinical trials show when Paxlovid is taken within five days of COVID symptoms developing it reduced the risk of hospitalisation from COVID-19 by 88 per cent.
Mae treialon clinigol wedi dangos bod cymryd Paxlovid o fewn pum diwrnod i ddatblygu symptomau COVID yn golygu bod 88 y cant yn llai o risg y bydd angen i’r unigolyn gael ei dderbyn i’r ysbyty.