MERS and EBOLA do not spread easily, so they are fairly easy to contain in developed countries. Zika is spread by mosquito. It's hard to contain and vaccination may be the only option for pregnant women.
For the first phase, MNKD can hire a small sales team (e.g. 100 people) to focus on the 5K endo and T1D only. This should bring in enough revenue to break even point. Now the key is if MNKD can raise enough money for this task. MNKD made a mistake for not raising enough money after Afrezza was approved.