Yn ogystal, mae'r JCVI hefyd yn argymell rhai newidiadau i'r rhaglen frechu gyffredinol:Dylaicynnig 2021 i ‘adael neb ar ôl’ drwy roi pigiad atgyfnerthu(trydydd dos) o frechlyn COVID-19 i bobl rhwng 16 a 49 oed nad ydynt mewn grŵp risg clinigolddod i beni gyd-fynd â diwedd ymgyrch frechu hydref 2022.Dylai’r cynnig presennol o‘adael neb ar ôl’ drwy roi prif gwrs o frechlyn COVID-19gael ei newid, yn ystod 2023, i gynnig wedi'i dargedu’n fwy yn ystod ymgyrchoedd brechu i amddiffyn y bobl hynny sydd â mwy o risg o gael COVID-19 difrifol.
In addition, the JCVI is also recommending some changes to the universal offer programme:The currentnobody left behind offer of the2021 booster(third dose) of COVID-19 vaccination for persons aged 16 to 49 years who are not in a clinical risk group shouldclosein alignment with the end of the autumn 2022 vaccination campaign.The currentnobody left behind offer of a primary courseof COVID-19 vaccination should move, over the course of 2023, towards a more targeted offer during vaccination campaigns to protect those persons at higher risk of severe COVID-19.