With competition in the pulmonary arterial hypertension market tight, Swiss biotech Actelion Pharmaceuticals Ltd. and Germany’s Bayer AGare hoping that competitive advantages with their experimental lung drugs could be enough to break their way in.
Actelion – Europe’s biggest biotech by market capitalization – already holds the majority share with its endothelin receptor antagonist Tracleer (bosentan), but that powerhouse will be going off patent in 2015 and faces growing competition from Gilead Sciences Inc