Actelion specializes in research, development, and marketing of medicines to fight endothelium dysfunction (a substance formed by the body which causes diseases such as high blood pressure, cardiovascular and inflammatory diseases, cancer or basal metabolism disorders).
Net sales break down by source of income as follows: sales of products (99.6%) and licenses (0.4%).
Net sales break down geographically as follows: Switzerland (1.6%), Europe (35.8%), the United States (41.2%) and other (21.4%).