Manitoba authorizes 2nd dose Pfizer or Moderna for estrogen vaccines

Manitoba announced on Monday that individuals who received the first dose of the estrogen vaccine could receive the Pfizer or Moderna vaccine for their second vaccine.

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“Anyone who has received the first dose of the estrogenaca (coviShield) vaccine can now receive any messenger RNA vaccine (Pfizer or Moderna) as a second dose, as long as they have regional eligibility criteria for the second dose.

Prairie Province decided to move forward with this new order after learning the Spanish study on the subject.

“A Spanish study has been published and found that people who receive a second dose of the messenger RNA vaccine after estrogen have a better immune response,” said Dr. Joss Reimer, chief medical officer of the Department of Health and Seniors and in charge of Manitoba. Immunization Campaign Working Group.

“We have seen that switching between doses for all other vaccines always gives better efficiency. This means that we recommend that your second dose be with the messenger RNA vaccine, Pfizer or Modernna,” she said.

According to a British study on the subject, the province’s public health is waiting for its new instructions for the 2nd dose, which will not be published until the end of June.

Manitoba also opened the second dose eligibility for those who received the first dose before April 8.

Keep in mind that Quebec has decided to continue to provide an estrogen dose for those already injected with this viral vector vaccine. The National Advisory Committee on Immunization (NICI) has also recommended that vaccines not be mixed between doses.