Moderna to seek limited early use of Covid vaccine if it is 70% effective

Moderna’s vaccine candidate - mRNA-1273 - is nearing the finish line in its push to enroll 30,000 individuals in a late-stage trial of a novel coronavirus vaccine. File image: AP

If Moderna's Covid-19 vaccine proves to be at least 70% effective, the company plans to seek emergency authorisation for its use in high-risk groups, the company’s chief executive told Reuters.

Moderna’s vaccine candidate - mRNA-1273 - is nearing the finish line in its push to enroll 30,000 individuals in a late-stage trial of a novel coronavirus vaccine.