
Merck (NYSE:MRK) said the FDA and EMA have accepted supplemental applications to expand ENFLONSIA for preventing RSV in young children at elevated risk. The filings seek to broaden ENFLONSIA's indication in vulnerable pediatric groups where preventative options for RSV are limited. The dual U.S. and European regulatory milestones highlight Merck's efforts to build out its portfolio beyond oncology as attention on the future of Keytruda intensifies. For investors tracking how large drug...