Rak,
For some reason,over the years, we have heard very little from the multitude of trial participants.I know that you have been here a long time and will remember these but for anybody who hasn't been a long time follower of MannKind, here are a couple of trial participants reviews...
http://afresa.blogspot.com/2010/02/feedbacks-from-real-afrezza-users.html
http://afresa.blogspot.com/2010/09/feedback-from-afrezza-trial-participant.html