FDA approves PFE’s Trumenba (meningitis-B vaccine) for patients age 10-25: http://finance.yahoo.com/news/pfizer-receives-fda-accelerated-approval-184400815.html This is an Accelerated Approval based on immune response (a surrogate marker); an outcome study is in progress. NVS has a pending BLA for a similar vaccine (#msg-103391258).