The Facilities for Illness Management and Prevention (CDC) and the Meals and Drug Administration (FDA) are recommending a pause in administration of the Johnson & Johnson’s COVID-19 vaccine within the U.S. after six folks developed a uncommon and extreme kind of blood clot inside two weeks of vaccination.
Greater than 6.8 million folks have been given the Johnson & Johnson single-dose vaccine within the U.S. thus far, in keeping with the CDC.
“Proper now, these adversarial occasions look like extraordinarily uncommon,” Dr. Peter Marks, the director of the FDA’s Heart for Biologics Analysis and Analysis, and Dr. Anne Schuchat, principal deputy director of the C.D.C., mentioned in an announcement. “We’re recommending a pause in using this vaccine out of an abundance of warning.”
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On Wednesday, the CDC will convene a gathering with the Advisory Committee on Immunization Practices to assessment these instances, in keeping with the assertion.
All six instances of blood clots occurred in ladies between the ages of 18 and 48, who developed signs 6 to 13 days after vaccination, in keeping with the assertion. All six developed a uncommon kind of blood clot generally known as cerebral venous sinus thrombosis (CVST) together with low ranges of blood platelets.
Therapy for this sort of blood clot is completely different than the standard anticoagulant drug known as heparin used to deal with blood clots, in keeping with the assertion. “On this setting, administration of heparin could also be harmful, and different remedies must be given.”
The pause comes after a number of international locations in Europe paused the rollout of the Oxford-AstraZeneca vaccine (which is constituted of the identical know-how because the Johnson & Johnson vaccine) following a number of uncommon stories of CVST blood clots. Most international locations have resumed administering the AstraZeneca shot however with numerous age restrictions and pointers, in keeping with NBC Information.
Initially revealed on Reside Science.