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What to Know Concerning the J&J COVID Vaccine Pause

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April 13, 2021 — After receiving experiences of a uncommon blood clot in folks receiving the Johnson & Johnson COVID-19 vaccine, the FDA and the CDC have really helpful a pause in using the vaccine, pending additional investigation.

Right here, what it is advisable to know:


Why was the pause urged?

After reviewing knowledge, the companies discovered six experiences of people that skilled uncommon blood clots together with low platelets, that are the smallest blood cells and concerned in clotting. The six experiences have been discovered of greater than 6.8 million doses given. The FDA and CDC initiated the pause ”out of an abundance of warning.”


What else is understood?

Based on a joint assertion issued by the CDC and FDA, all six circumstances have been in ladies between ages 18-48. Signs occurred 6-13 days after vaccination. The kind of clot is understood medically as a cerebral venous sinus thrombosis (CVST) and was seen together with low ranges of blood platelets. Go right here to study extra about these types of blood clots. 

Of the six circumstances, one lady died; one other was in crucial situation.

Remedy of the sort of clot is totally different from that for different sorts, the CDC and FDA say. Usually, an anticoagulant drug, heparin, is used. However for the sort of clot, different remedy could also be wanted.


Why does it occur?

“We do not have a definitive reply right now, but it surely seems to contain an immune response associated to the J&J vaccine that adversely impacts the operate of the platelets, which in flip prevents the conventional clotting course of from occurring,” says Robert Glatter, MD, emergency physician at Lenox Hill Hospital in New York Metropolis.

He says that the reason “could in the end be associated to the adenovirus vector [used in the vaccine] itself.”


Why does it appear to have an effect on ladies greater than males?

That’s not but recognized, says William Schaffner, MD, professor of preventive medication and infectious illness specialist at Vanderbilt College Medical Middle in Nashville. “This has been true for the AstraZeneca [vaccine] as properly and their blood clot points,” he says. Whether it is an immune-related difficulty, ladies do are inclined to have extra of these points than males, usually, he says.


What ought to individuals who bought the J&J vaccine know and do?

Understand that the experiences of blood clots have been uncommon, Schaffner suggests. The probabilities are about 1 in 1,000,000, based mostly on the six experiences out of 6.8 million doses given. “That is truly a testomony to the sensitivity of our vaccine security system,” he says, that these few experiences can be detected out of tens of millions of doses.

Individuals who have gotten the vaccine ought to be vigilant of signs, the FDA and CDC say. When you obtained the Johnson & Johnson vaccine and develop extreme headache, abdominal pain, leg ache, or shortness of breath inside 3 weeks of vaccination, contact your their well being care supplier.


How lengthy will the pause final?

That can also be not but recognized. The CDC’s Advisory Committee on Immunization Practices (ACIP) will meet on Wednesday to additional evaluation the circumstances and ”assess their potential significance.” FDA can also be reviewing the information additional.



WebMD Well being Information


Sources

CDC: “Joint CDC and FDA Assertion on Johnson & Johnson COVID-19 Vaccine.”

Johnson & Johnson: “Johnson & Johnson Assertion on COVID-19 Vaccine.”

William Schaffner, MD, professor of preventive medication and infectious illness specialist, Vanderbilt College Medical Middle, Nashville. 

Robert Glatter, MD, emergency doctor, Lenox Hill Hospital, New York Metropolis. 



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