In clinical trials the Sanofi/GSK vaccine had results comparable to the COVID-19 mRNA vaccines and has been recommended by the JCVI for people over 75.
Roedd yr ymatebion yn gadarnhaol ac, o ganlyniad, cafodd y cynllun terfynol ei gryfhau o ran pobl hŷn a phlant sy’n byw gyda HIV.