MannKind: Afrezza Sales Start Off 2017 Modestly. Will A Bigger Sales Force Make A Material Difference? Jan. 17, 2017 5:32 PM ET Spencer Osborne •Sales of Afrezza start off the year with about 240 scripts. •MannKind is expanding sales force. •Insurance coverage sees a modest improvement. http://seekingalpha.com/article/4037443-mannkind-afrezza-sales-start-2017-modestly-will-bigger-sales-force-make-material-difference?li_source=LI&li_medium=liftigniter-widget