Amgen’s Neulasta is set to face its first competition in the US after the FDA approved Mylan’s biosimilar version of the blockbuster cancer infection biologic. Neulasta brought in $4.5 billion ...

As a result Neulasta was still Amgen’s second biggest selling drug last year, with the US accounting for nearly $3.9 billion in sales, with only $609 million coming from the rest of the world.