Administration is recommended for the circulation of the virus, which remains “high” and “in compliance with the principle of maximum precaution”
Who should be given the fourth dose – The document released by the ministry concerns “subjects with marked impairment of the immune response, due to causes related to the underlying pathology or pharmacological treatments”, and those “subjected to solid organ transplantation, given the opinion of the Cts of Aifa on February 18” , and specifies methods, dosages and times of administration.
The reasons for the decision – The circular clarifies that the decision was taken after considering the current evidence “that, in the face of a reduction in the protective effect and duration of immunization after the primary vaccination cycle against the Omicron variant, they still detect high levels of efficacy and safety of the booster dose in preventing symptomatic forms, hospital admissions and deaths related to Covid “.