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Data on long-term outcomes is not available yet. Erica Pan, the state epidemiologist, said Sunday that out of an extreme abundance of caution. The health agency added that Canadian data is expected to evolve as more people in these populations are vaccinated. California’s top epidemiologist told healthcare providers on Sunday to stop using a batch of Moderna’s COVID-19 vaccine after a higher than usual number of people had apparent allergic reactions at a San Diego vaccination clinic. This vaccine is also approved as a booster for people 12 years of age and older. Its safety and effectiveness in people younger than 6 months have not yet been established. The short-term data available has shown that the adverse effects were “typically mild and treatable,” Health Canada said. The Moderna Spikevax ® COVID-19 vaccine is approved for primary vaccination in people who are 6 months of age and older. Most reported cases to date have followed vaccination with an mRNA vaccine (Pfizer-BioNTech and Moderna) and, based on an analysis of international cases, have occurred more often after the second dose and in younger male adults and adolescents,” according to the release. Health Canada and other international regulators are “continuing to investigate the potential relationship between COVID-19 vaccines and these rare events. Uncommon side effects of the Moderna vaccine (may affect up to. Rash, redness, or hives at the injection site. Newsletter sign-up: Get The COVID-19 Brief sent to your inbox Common side effects of the Moderna vaccine (may affect up to one in 10 people) Rash.Health Canada recommends people seek immediate medical attention if they experience any of those symptoms within several days following vaccination. The COVID vaccines that I worked with was the Pfizer product, but I also heard from prior clinics that the Moderna vaccine was used and they were quite safe. At the end of January, reports that yet another COVID-19 vaccine had succeeded in its clinical trialsthis one offering about 70 percent protectionwere. Symptoms include chest pain, shortness of breath or the feeling of having a fast-beating, fluttering or pounding heart (palpitations).
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Myocarditis, or inflammation of the heart muscle, and pericarditis, which is inflammation of the tissue surrounding the heart, following vaccination have been reported in a small number of people in Canada and internationally, according to Health Canada.
Health Canada has updated the labels for the Pfizer-BioNTech and Moderna COVID-19 vaccines to include information on the very rare reports of myocarditis and pericarditis following vaccination.
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