By Eric Sylvers 
 

The European Medicines Agency has said a warning should be added to the product information of the Johnson & Johnson Covid-19 vaccine that unusual blood clots with low blood platelets is a very rare possible side effect.

The agency said Tuesday that the overall benefits of the J&J shot outweigh the possible side effects and that healthcare professionals should be on the lookout for the combination of blood clots and low platelet levels.

 

Write to Eric Sylvers at eric.sylvers@wsj.com

 

(END) Dow Jones Newswires

April 20, 2021 10:47 ET (14:47 GMT)

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