France's Sanofi shelves Covid mRNA vaccine as rivals stomp ahead

French pharma giant Sanofi has scrapped the development of its Covid-19 messenger RNA vaccine citing delays, but is forging ahead with trials of its other conventional coronavirus jab.

With Pfizer-BioNTech and Moderna already dominating the market, Sanofi said it would abandon phase 3 clinical trials on its mRNA shot because it would arrive too late to be competitive.

The decision comes despite positive res