Moderna Covid Vaccine 95% Efficacy: Interim Analysis

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Moderna says its investigational Covid-19 vaccine is showing a 94.5% efficacy rate based on a NIH-appointed data safety monitoring board interim analysis. The COVE study, which enrolled more than 30,000 participants to evaluate the company’s messenger RNA vaccine (mRNA-1273) has reached 95 Covid-19 cases — 90 observed in the placebo group versus five in the vaccine group, according to Moderna. The analysis also examined the study’s secondary endpoint of severe Covid-19 cases and found 11 such cases, all within the placebo group. The analysis did not show any significant safety concerns. Moderna says preliminary analysis suggests a broadly consistent safety and efficacy profile across all evaluated subgroups.

 

The company plans to submit to FDA an Emergency Use Authorization (EUA) and seek similar authorizations from other global regulatory agencies. “By the end of 2020, the company expects to have approximately 20 million doses of mRNA-1273 ready to ship in the U.S,” it says. “The company remains on track to manufacture 500 million to 1 billion doses globally in 2021.”

 

Moderna joins Pfizer as the only companies to report interim results from Covid-19 vaccine trials thus far. Last week, Pfizer and BioNTech’s vaccine is more than 90% effective in preventing the virus based on the evaluation of 94 Covid cases in participants, according to their interim analysis (see earlier story). Pfizer says an emergency use authorization submission could be completed later this month, which will then trigger an FDA an advisory committee meeting to review data and make recommendations on the vaccine’s availability.

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