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Australia shelves plans to buy J&J's one-dose Covid-19 vaccine

Australia has no current plans to add Johnson & Johnson's (J&J) one-dose coronavirus vaccine to its immunisation drive, authorities said on Tuesday, as it moves away from procuring vaccines under review over blood clots.

J&J and AstraZeneca anti-Covid-19 vaccine doses use an adenovirus, a harmless class of common-cold viruses, to introduce coronavirus proteins into cells in the body and trigger an immune response.

But both vaccines are under review by Europe's drug regulator after it found rare cases of blood clots among some adult vaccine recipients, although it said the advantages still outweighed the risks...

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