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The efficacy of third or booster doses of the Pfizer and Moderna mRNA vaccines wanes substantially by the fourth month after administration, a new study by the US CDC has found.
Approval for Pfizer, Moderna Covid-19 vaccines under consideration: Govt Premium (HT_PRINT) Read Full Story The central government is in discussions with American pharmaceutical companies Pfizer and Moderna over their Covid-19 vaccines, said Dr VK Paul, member (health) of Niti Aayog. "Approval to Pfizer and Moderna is under consideration," Paul said. MORE FROM THIS SECTIONSee All Premium Premium Premium Premium Premium Premium Premium Premium He informed that Pfizer has indicated its vaccines will likely be available in July. This comes a day after government officials stated that if India ...
Myocarditis is an "inflammation of the heart muscle that decreases the ability of the heart to pump blood normally," according to Harvard Health. Medical experts say the condition is usually caused by viral infections but can also be the body’s reaction to a drug. "We've not seen reports of that locally here," Arwady said. "We have asked doctors just to be on the lookout if we were to see it, but this is not like when the [Johnson & Johnson vaccine] was paused. This is sort of, you know, more of just be aware in case we were to see anything, but I don't have any concerns about it based on w...
The majority of cases have largely been reported after the second dose, typically within four days after vaccination. The panel notes that "most cases appear to be mild, and follow-up of cases is ongoing," but it did not offer details on how many cases have so far been reported. "Within CDC safety monitoring systems, rates of myocarditis reports in the window following COVID-19 vaccination have not differed from expected baseline rates," the panel stated. "However, VaST members felt that information about reports of myocarditis should be communicated to providers." Myocarditis is an "infla...
The findings compare with the overall efficacy of around 95% in a two-dose regimen 21 days apart for the vaccine.This may lead to a debate over the recommended two-dose schedule as Canadian researchers had earlier suggested that the second Pfizer dose be delayed