Brazilian regulator warns risk of heart inflammation from Pfizer vaccine

Brazil’s health regulator warned on Friday about the risk of heart inflammation after receiving Pfizer’s vaccine against covid-19, after cases were registered in the United States, but stressed that it maintains the recommendation to use it, since the benefits continue to outweigh risks.

According to the National Health Surveillance Agency (Anvisa), so far there are no reports of cases of these complications in Brazil after receiving the vaccine, where the Pfizer injection represents 9.2% of all immunizations, with 9.6 million dose.

“The agency clarifies that the risk of these adverse events occurring is low, but recommends health professionals to be vigilant and ask people with symptoms if they were vaccinated, especially with the Pfizer vaccine,” Anvisa said in a release.

The U.S. Food and Drug Administration (FDA) said Wednesday it will add a warning about rare cases of heart inflammation in teens and young adults to the Pfizer / BioNTech covid-19 vaccine fact sheets. and Modern.

Advisory groups of the Centers for Disease Control and Prevention (CDC) in the United States, meeting to discuss reports of cases of heart problems after vaccination, noted that the rare cases of myocarditis in adolescents and young adults are probably related to the two vaccines, which use messenger RNA technology.


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