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Other Disclosures4547KISSEI PHARMACEUTICAL CO.,LTD.Pharmaceuticals

Precautions to Ensure the Safety of TABNEOS

At the direction of the Ministry of Health, Labour and Welfare, warnings regarding serious hepatic dysfunction, along with testing and response procedures, were added to the Tavneos package insert, and a safety alert for healthcare professionals was issued. Healthcare professionals are being urged to ensure liver function testing after treatment initiation for new patients and to conduct regular testing for patients continuing treatment.

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Announced details

Tavneos (generic name: avacopan)
Applicable field (uses covered by this announcement)

Treatment of microscopic polyangiitis (MPA) and granulomatosis with polyangiitis (GPA)

What the company reported numerically
Quantitative Effects

In many cases, hepatic dysfunction develops within 3 months of treatment initiation.

Relationship between the counterparty and the company
KISSEI PHARMACEUTICAL CO.,LTD.4547
Relationship with the Company

The Company has been sublicensed the rights to Tavneos in Japan by Vifor Fresenius Medical Care Renal Pharma Ltd. The Company revised the package insert at the direction of the Ministry of Health, Labour and Welfare.

CounterpartyMinistry of Health, Labour and Welfare; ChemoCentryx, Inc.; Vifor Fresenius Medical Care Renal Pharma Ltd.

The Ministry of Health, Labour and Welfare is a Japanese government agency. ChemoCentryx, Inc. is a U.S. company that developed Tavneos and was acquired by Amgen in 2022. Vifor Fresenius Medical Care Renal Pharma Ltd. was granted rights in certain countries outside the United States by ChemoCentryx, Inc. and subsequently sublicensed the rights to Tavneos in Japan to the Company.

Location (as indicated in this announcement)

19-48 Yoshino, Matsumoto, Nagano Prefecture (the Company's head office)

Impact on Business Performance

Currently under review. If it becomes clear that the matter will affect financial results, the Company will make a timely disclosure.

The company does not address Contract Value / Offering price.

Source (materials cited by the company)

Direction from the Ministry of Health, Labour and Welfare; revised package insert; safety alert (Blue Letter)

Announced details
ItemDetails
Names of Products / Services CoveredTavneos (generic name: avacopan)
CounterpartyMinistry of Health, Labour and Welfare; ChemoCentryx, Inc.; Vifor Fresenius Medical Care Renal Pharma Ltd.
Counterparty overviewThe Ministry of Health, Labour and Welfare is a Japanese government agency. ChemoCentryx, Inc. is a U.S. company that developed Tavneos and was acquired by Amgen in 2022. Vifor Fresenius Medical Care Renal Pharma Ltd. was granted rights in certain countries outside the United States by ChemoCentryx, Inc. and subsequently sublicensed the rights to Tavneos in Japan to the Company.
Relationship with the CompanyThe Company has been sublicensed the rights to Tavneos in Japan by Vifor Fresenius Medical Care Renal Pharma Ltd. The Company revised the package insert at the direction of the Ministry of Health, Labour and Welfare.
Applicable areaTreatment of microscopic polyangiitis (MPA) and granulomatosis with polyangiitis (GPA)
Location19-48 Yoshino, Matsumoto, Nagano Prefecture (the Company's head office)
Quantitative EffectsIn many cases, hepatic dysfunction develops within 3 months of treatment initiation.
Impact on Business PerformanceCurrently under review. If it becomes clear that the matter will affect financial results, the Company will make a timely disclosure.
SourceDirection from the Ministry of Health, Labour and Welfare; revised package insert; safety alert (Blue Letter)
Items this document does not state (9)
Contract ValueOffering priceContract DateLaunch dateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocation scaleUsage history

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

Serious hepatic dysfunction may occur, and cases resulting in death have been reported. The measures are being taken at the direction of the Ministry of Health, Labour and Welfare.

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Precautions to Ensure the Safety of TABNEOS | KISSEI PHARMACEUTICAL CO.,LTD. (4547) timely disclosure | Komori