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The researchers found that the experiments Pfizer is working on involving pregnant women receiving the vaccine against the emerging corona virus were complicated due to the slow registration process, leading to delays in results which help to know how the vaccines affect them as well as their fetuses.
According to the Wall Street Journal, Pfizer closed registrations at a number of its trial sites in the United States this summer, after registering fewer participants than expected.
According to the newspaper, the slow registration was prompted by government and medical guidelines recommending that pregnant women receive the vaccine based on recent research.
According to a government database, Pfizer has opened sites for its experiments outside the country, but a spokesperson for the company has not commented on the state of the experiments there.
The spokeswoman confirmed that “Pfizer” plans to release the safety results and still plans to follow up on its testing.
Studies indicate that pregnant women are more likely to be infected with the severe novel coronavirus than those who are not pregnant.
Studies also point out that the chances of a premature birth are greater for those infected.
In August, U.S. officials urged pregnant women to get vaccinated against Covid-19, saying available data showed the vaccines did not increase the risk of miscarriage.
“The health agency encourages all pregnant women, women planning to become pregnant and breastfeeding, to get vaccinated to protect themselves from Covid-19,” said Rochelle Walinsky, director of the US Centers for Epidemiology and Prevention. United.
She added: “Vaccines are safe and effective, and it has never been more urgent to increase vaccinations than today as we are facing the highly contagious delta mutant, and we are seeing serious consequences for Covid- 19 in pregnant women who have not received the vaccine. “
According to a recent study, at least one in four pregnant women received the first dose of the vaccine.
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