The U.S. FDA has approved an expanded indication for Sanofi (NASDAQ:SNY)’s quadrivalent meningococcal vaccine, MenQuadfi, now allowing its use in children as young as 6 weeks old. Previously approved for individuals aged 2 years and older,

By Mariam Sunny and Siddhi Mahatole (Reuters) -French drugmaker Sanofi said the U.S. Food and Drug Administration has approved its meningococcal vaccine for use in infants as young as six weeks, making it the first shot intended for the age group.