Regulator estimates ‘safe & effective’ period for Covid boosters — Analysis

The European Medicines Agency (EMA) has said that booster Covid jabs are “safe and effective” to administer as early as three months after the first two doses have been received, as countries move to escalate vaccination rollouts.

Thursday’s press briefing by the EMA revealed that new data allows for faster delivery of booster Covid vaccinations. It could open the door to third-jab administration in EU states.

Despite allowing countries to decrease the gap to 3 months, the EMA acknowledged that it was preferable for countries to keep the original timeframe of 6 months between booster jabs, and the second dose. 

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The announcement comes as a number of governments in the EU – and elsewhere in the world – reimpose restrictions and expand vaccination campaigns in the face of a potential threat posed by the Omicron variant. 

EMA confirmed that Omicron cases have not been affected by this mutation despite concerns raised by Omicron patients. “mostly mild,”Investigations into the seriousness of the disease are ongoing.

“Cases appear to be mostly mild, however we need to gather more evidence to determine whether the spectrum of disease severity caused by Omicron is different (to) that of all the variants that have been circulating so far,” the EMA’s head of biological health threats and vaccines strategy, Marco Cavaleri, said.

According to the World Health Organization, the Covid strain is causing problems. “mild”It has been reported in a few cases, but there are no data to suggest that vaccinations against the disease are more effective. 



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