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Idorsia is a biopharmaceutical company that discovers, develops, and commercializes innovative medicines.

Last updated September 15, 2026

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Overview

Idorsia is a biopharmaceutical company whose purpose is to discover, develop, and commercialize innovative medicines to help more patients. It began operations after demerging from Actelion following Actelion's acquisition by Johnson & Johnson in 2017, when approximately 650 employees were transferred to Idorsia together with the discovery pipeline and early-stage clinical assets. The company is headquartered near Basel, Switzerland, and has a diversified and balanced portfolio covering multiple therapeutic areas, including CNS, cardiovascular, and immunological disorders, as well as orphan diseases. Its portfolio includes products on or close to the market — QUVIVIQ (daridorexant) and TRYVIO/JERAYGO (aprocitentan) — and assets at various stages of clinical development.

History

Idorsia began its operations after demerging from Actelion following Actelion's acquisition by Johnson & Johnson in 2017. At that time, approximately 650 employees were transferred to Idorsia, together with the discovery pipeline and early-stage clinical assets. The company is headquartered near Basel, Switzerland, and aims to develop into a leading biopharmaceutical company with a strong scientific core.

Products and positioning

A biopharmaceutical company with a strong scientific core, specialized in the discovery, development, and commercialization of innovative medicines.

  • QUVIVIQ (daridorexant)

    An insomnia treatment described as a different kind of insomnia treatment with the potential to revolutionize this mounting public health concern.

  • TRYVIO/JERAYGO (aprocitentan)

    A product on or close to the market in Idorsia's portfolio.

Recent events

  • Reported

    Idorsia reports nine-month 2019 financial results[5]

    Idorsia announced financial results for the first nine months of 2019, including US GAAP operating expenses of CHF 375 million and a net loss of CHF 352 million.

  • Reported

    Idorsia updates 2019 operating-expense guidance[5]

    Idorsia updated its 2019 financial guidance, stating that US GAAP operating expenses would not exceed CHF 540 million and non-GAAP operating expenses would not exceed CHF 500 million, excluding potential milestone payments.

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