Booster mix effective against Omicron, study shows
Booster shot must be of different type to protect against Omicron
A booster jab is administered at the Bang Sue Grand Station in Bangkok on Sunday. (Photo: Apichit Jinakul)
The Department of Medical Sciences has found that administering an mRNA-based vaccine such as Pfizer or Moderna as a booster after initial doses of old-technology vaccines like Sinovac and/or AstraZeneca produces a high level of immunity against both the Delta and Omicron coronavirus variants.
Department chief Dr Supakit Sirilak said data from a test involving 80 people showed that all Covid-19 vaccines produced low levels of immunity against Omicron when compared to Delta.
But immunity levels significantly increased after a booster…
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