The Chinese government, World Health Organization, and several other countries have given the green light for its use as a booster and primary vaccine.
in July which revealed that people who received one booster dose of CanSino's inhaled vaccine after two doses of the inactivated jab from Chinese maker Sinovac developed more antibodies than people who received three Sinovac shots. A month after receiving the inhaled booster, 92.5 percent of people had developed neutralizing antibodies for Omicron.
The vaccine is similar to those developed by AstraZeneca Plc and Johnson & Johnson: They use a modified cold-causing virus to expose the immune system to the coronavirus.from Sinovac Biotech Ltd. and state-owned Sinopharm Group Co. in use outside China. It is also unsure how useful the new jabs will prove in China's fight against Covid-19.
France Dernières Nouvelles, France Actualités
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