Health
Covid-19 Variant Vaccines in Works at Johnson & Johnson – The Wall Street Journal
The company, which recently launched a Covid-19 vaccine, is probing booster shots and new vaccines in case they are needed to tackle elusive virus variants

Johnson & Johnson
JNJ -0.29%
is working on several next-generation versions of its Covid-19 vaccine that may be needed to bolster protection against some of the coronavirus variants that have emerged.J&J Chief Executive
Alex Gorsky
said Thursday he was hopeful J&Js newly authorized vaccine and other current Covid-19 shots provide some protection against new variants, but booster shots or modified versions of original vaccines might be needed.We have to be prepared, Mr. Gorsky said Thursday. We…
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