Idorsia Ltd is a biopharmaceutical company that discovers, develops, and commercializes drugs for unmet medical needs in Switzerland, the United States, Japan, Europe, China, and Canada. Its clinical pipeline targets therapeutic areas such as CNS, cardiovascular, immunological disorders, and orphan diseases. The company offers QUVIVIQ (daridorexant) for insomnia. Its pipeline includes Lucerastat (Phase 3 for Fabry disease), daridorexant (Phase 2 for pediatric insomnia), IDOR-1117-2520 (Phase 1 for psoriasis), ACT-777991 (preclinical for vitiligo), and ACT-1004-1239 (preclinical for progressive multiple sclerosis). It also develops ACT-1016-0707, IDOR-1141-8472, and IDOR-1126-6421. Idorsia has a license agreement with Neuro for clazosentan, a collaboration with Janssen Biotech for aprocitentan, and a collaboration with Viatris for selatogrel and cenerimod. Incorporated in 2017, it is headquartered in Allschwil, Switzerland.