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FDA approves intramuscular administration of Merck’s MMRV vaccines

March 7, 2023


Despite having a long history in the US, the vaccines have previously only been administered via subcutaneous injection, which is given into the fatty tissue just under the skin. Now, healthcare professionals will have the option to choose to administer all routinely recommended injectable paediatric vaccinations via the same intramuscular route.

“As a paediatrician who routinely vaccinates children, I am excited to now have the option to administer these vaccines intramuscularly,” said Dr Todd Wolynn, co-founding paediatrician of Kids Plus Pediatrics. “This approval provides our practice with an additional route of administration.”

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