RIO DE JANEIRO, BRAZIL - The Brazilian health regulatory agency (ANVISA) on Wednesday, August 18, recommended the Ministry of Health's National Immunization Plan (PNI) consider a booster dose, on an experimental basis, for groups who have been administered two Coronavac doses, prioritizing target groups such as immunocompromised patients and the elderly over 80.
The agency's director Meiruze Freitas said that within the context of the Delta variant circulating in Brazil, the booster vaccine dose can prevent severe cases in the elderly and people with compromised immune systems.
Among the patients considered as immunocompromised are cancer patients, people with human . . .
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