Wrth i gyflenwadau pellach ddod ar gael ac wrth i frechlynnau ychwanegol gael cymeradwyaeth yr MHRA, bydd modd mynd ati gam wrth gam i gynnig y brechlyn i grwpiau eraill, yn seiliedig ar eu risg o gymhlethdodau difrifol a marwolaeth.
As further supplies become available and additional vaccines receive MHRA approval, a staged approach will see other groups be offered the vaccine, based on risk of serious complications and deaths.