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J&J vaccine works better against SA variant than previously reported

Johnson & Johnson’s coronavirus vaccine is delivered as a single shot, whereas each Pfizer and Moderna’s require two jabs.

Thiago Prudêncio/SOPA Images/LightRocket through Getty Images



  • US regulators simply launched detailed information on Johnson & Johnson’s coronavirus vaccine.
  • Its efficacy rate against the 501Y.V2 variant is increased than previously reported. 
  • South Africa grew to become the primary nation to roll out the vaccine final Wednesday.
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Johnson & Johnson’s single-dose coronavirus vaccine has a 64% efficacy rate at stopping the extra contagious South African variant, in response to new report posted online by the Food and Drug Administration within the US on Wednesday.

The new report, ready by the company, discovered its efficacy rate against the 501Y.V2 variant is seven proportion factors increased than an earlier report launched by the company. Johnson & Johnson previously stated that the vaccine gives 57% safety against average to extreme Covid-19 infections in South Africa.

Vaccine efficacy against extreme Covid instances was 73%, 14 days after vaccination, rising to 82% at the very least 28 days after vaccination.

There had been no deaths as a result of Covid amongst South African trial members who acquired the J&J vaccine. More than 5,000 South Africans took half within the J&J vaccine trial, of which round half acquired a placebo vaccine.

“These results suggest that the vaccine is efficacious against mortality associated with Covid-19,” the report discovered.

South Africa became the first country in the world to officially roll out the vaccine final Wednesday. 

Unlike the AstraZeneca vaccines, which South Africa first procured, the Johnson & Johnson vaccine has proved that it may possibly work against South Africa’s 501Y.V2 variant.

See additionally: SA is the primary nation to roll out Johnson & Johnson vaccine – what it’s worthwhile to know in regards to the jab

The US Food and Drug Administration’s assessment of the info discovered the shot to be efficient and protected, and regulators stated there have been no recognized questions of safety that may stop an emergency OK.  

J&J’s vaccine is extensively anticipated to grow to be the third Covid-19 vaccine to succeed in the American public. The healthcare big has stated it is going to have nearly 4 million doses ready to ship upon emergency authorisation and is on observe to ship 100 million doses to the US by the top of June.

See additionally: J&J vaccine unwanted side effects – what it’s worthwhile to know

J&J has emphasised the vaccine was strongly protecting against extreme illness, a profit that held true throughout age teams and geographies. 

Reporting by Andrew Dunn and Business Insider SA.

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