Covid: what is the ideal time between the two doses of vaccine?


DECRYPTION – As summer approaches, managing your immunization schedule can become a headache. Le Figaro takes stock.

Three weeks ? Six? New ? In terms of the time between the two injections of the anti-Covid vaccine, it is better to hang on to stay up to date with official recommendations. Initially set at three weeks after the first dose for the Pfizer / BioNTech vaccine and four for Moderna, the interval was extended to six weeks in January to speed up the administration of the first doses to the most vulnerable people.

The rule was then relaxed to take summer vacation into account: it was thus possible to go from 35 to 49 days between two doses of messenger RNA vaccines. This was apparently not enough to ensure that the campaign continues at the same pace: the Minister of Health Olivier Véran therefore announced this week that it would now be recommended to carry out the second injection 21 to 49 days after the first for these products. As for the AstraZeneca vaccine, the time limit remains unchanged (9 to 12 weeks).

Faced with this

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