Dywedodd Dr Frank Atherton y gallai fod yn nes at ddiwedd y flwyddyn nesaf cyn y bydd y brechlyn ar gael i’r holl boblogaeth gymwys, ac yn y cyfamser, mae’n hanfodol bod pawb yn parhau i gadw pellter cymdeithasol, cyfyngu ar ymgynnull dan do, gwisgo gorchuddion wyneb lle y bo’n briodol a chynnal arferion hylendid da wrth beswch ac o ran golchi dwylo.
Dr Frank Atherton said it could be towards the end next year before a vaccine was rolled out fully to all the eligible population and in the meantime it is essential that everyone continues to observe social distancing, limit meeting in indoor spaces, wear face coverings where appropriate and practice good hand and cough hygiene.