A health worker prepares a dose of the Novavax vaccine as the Dutch Health Service Organization starts with the Novavax vaccination program on March 21, 2022 in The Hague, Netherlands. Novavax on Friday said it has signed a multibillion-dollar deal with French drugmaker Sanofi to co- commercialize the company's Covid vaccine starting next year and develop combination shots targeting the coronavirus and the flu, among other efforts. The licensing agreement will allow Novavax to lift its "going concern" warni ...