Actelion is a pharmaceuticals and biotechnology company established in December 1997, headquartered in Allschwil near Basel, Switzerland.
Actelion focuses on the manufacture of drugs that treat rare diseases and orphan diseases. Some of the drugs it has produced have been used to treat patients with symptoms related to central nervous system disorders, irregular heart conditions, immune system disorders and cancer. One of the focuses of Actelion is treating individuals with Pulmonary Arterial Hypertension, a heart condition that leaves patients with a short life expectancy even with treatment.
Actelion scientists were among the first to work in the field of endothelian receptor antagonists. Actelion was initially financed with venture capital provided through a syndicate including Atlas Venture, Sofinnova and HealthCap.
Actelion develops and sells drugs in the continents of Asia, Europe and North and South America. Actelion has 29 operative affiliates around the world, including the United States, Canada, Brazil, Australia, Japan, Switzerland and a number of EU countries. The Swiss affiliate is located in Baden, the German affiliate in Freiburg, the Austrian one in Vienna, the French one in Paris and the UK affiliate is located in London.
In 2006, the company established the Actelion Endothelin Research Award program which supports selected clinical research projects.