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Covid-19: According to Moderna, a full dose of its booster vaccine boosts its effectiveness against Omicron

2021-12-20T13:31:06.768Z


A booster made with a full dose of Moderna vaccine, instead of a half dose as is currently the case, increases its effectiveness even more ...


A booster made with a full dose of Moderna vaccine, instead of a half-dose as is currently the case, further increases its effectiveness against the Omicron variant of Covid-19, announces the pharmaceutical company on Monday, December 20 in a statement.

Read alsoVaccination: "Our best weapon"

For the boosters made with this messenger RNA vaccine, a half-dose, 50 micrograms (half less than for the first two injections) is currently used.

Based on preliminary data, following a booster of this vaccine with this assay, neutralizing antibodies against Omicron are approximately 37 times higher than pre-booster levels.

But when the booster is done with a full dose, 100 micrograms, the levels of neutralizing antibodies are increased by about 83 times.

These data are "

reassuring

", comments the boss of Moderna, Stéphane Bancel, quoted in the press release.

To respond to this highly transmissible variant, Moderna will continue to work to rapidly produce an Omicron-specific booster

,” he added.

Clinical trials of this new vaccine should begin in early 2022. The company also recalls that it is also working on candidate vaccines suitable for all the new variants of concern.

According to the results of the study, people who were boosted with this type of vaccine saw their levels of neutralizing antibodies increase dramatically, whether the dosage was 50 or 100 micrograms.

Read also Covid-19: Belgium gives the green light to the vaccination of children

Moreover, in an interview with the newspaper

Le Monde

, Ugur Sahin, the CEO of BioNTech, originally with Pfizer of the other messenger RNA vaccine against Covid, estimated on Monday that his vaccine "

seemed to provide protection of 70 % or 75% against any 'type

of this disease after the third injection.

The first vaccines adapted to Omicron should be able to be delivered in March "

subject to the approval of the regulators

", he reiterated.

Source: lefigaro

All news articles on 2021-12-20

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