With EpiPen competitors bearing down, can Mylan maintain its lead?

With EpiPen competitors bearing down, can Mylan maintain its lead?

Source: 
Fierce Pharma
snippet: 

The emergency epinephrine market is about to be flush with options. At least three new epinephrine marketers are challenging Mylan’s EpiPen, the longtime market leader still reeling after a price-hike debacle in 2016 and now dealing with an ongoing manufacturing shortage.