08/05/2021

Moderna: COVID-19 Booster Shot May be Needed Before Winter

Health officials do not believe Americans need a booster at this time

The Moderna two-dose mRNA coronavirus vaccine has a 93 percent efficacy that remains six months after the second dose, according to the company.

During an earnings call on Thursday, the Cambridge, Massachusetts-based company said the vaccine was tested in clinical trials across five therapeutic areas including infectious diseases, cardiovascular, oncology, rare disease and autoimmune disorders, and was still 93 percent effective.

"We are pleased that our COVID-19 vaccine is showing durable efficacy of 93 percent through six months, but recognize that the Delta variant is a significant new threat so we must remain vigilant," said Stéphane Bancel, Chief Executive Officer of Moderna, in a statement.

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