Fourth dose, Gismondo: “Possible, let’s hope for an annual vaccine”

A fourth dose of covid vaccine to avoid contagion? “We have now very clear that current vaccines protect us for 4-5 months, so from a purely scientific point of view, repeating the dose after 4-5 months is perfectly appropriate”. Microbiologist Maria Rita Gismondo, commenting to Adnkronos Salute on Israel’s announcement that it is moving towards a ‘booster booster’ for over 60s, does not exclude the need for a fourth anti-Covid dose, and then perhaps future doses at close intervals. , frail patients and healthcare professionals. Scientifically plausible, but “not pleasant”, observes the director of the Laboratory of clinical microbiology, virology and bio-emergency diagnostics at the Sacco hospital in Milan. “So – is the expert’s hope – we expect research to bring us a vaccine that can be at least annual, like that of the flu”.