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Other Disclosures4552JCR Pharmaceuticals Co.,Ltd.Pharmaceuticals

Notice of the Ministry of Health, Labour and Welfare’s Designation of Givinostat, a Treatment for Duchenne Muscular Dystrophy, as an Orphan Drug

JCR Pharmaceuticals' givinostat for the treatment of DMD in Japan was designated by the Ministry of Health, Labour and Welfare as an orphan drug and became eligible for priority review. An application for marketing approval in Japan is planned for 2026.

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Announced details

givinostatDuvyzat®
Applicable field (uses covered by this announcement)

Treatment of Duchenne muscular dystrophy (DMD)

Contract DateDecember 2025 (last December)
What the company reported numerically
Usage history

Already approved in several countries, including the United States, the EU and the United Kingdom. The number of patients in Japan is estimated at approximately 3,500.

Relationship between the counterparty and the company
JCR Pharmaceuticals Co.,Ltd.4552
Relationship with the Company

The parties have entered into an exclusive licensing agreement for the development and commercialization of givinostat in Japan.

CounterpartyItalfarmaco S.p.A.

An unlisted global pharmaceutical company founded in Milan, Italy, in 1938. It conducts pharmaceutical research, development, manufacturing and commercialization in more than 90 countries, directly or through affiliates.

Award/certification name

Orphan drug designation, priority review designation

Awarding / certifying body

Ministry of Health, Labour and Welfare

In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.

Source (materials cited by the company)

Kawai Mitsuru (川井充), “How Many Duchenne Muscular Dystrophy Patients Are There in Japan?”, and other references 1–6

Announced details
ItemDetails
Names of Products / Services Coveredgivinostat, Duvyzat®
CounterpartyItalfarmaco S.p.A.
Counterparty overviewAn unlisted global pharmaceutical company founded in Milan, Italy, in 1938. It conducts pharmaceutical research, development, manufacturing and commercialization in more than 90 countries, directly or through affiliates.
Relationship with the CompanyThe parties have entered into an exclusive licensing agreement for the development and commercialization of givinostat in Japan.
Contract DateDecember 2025 (last December)
Applicable areaTreatment of Duchenne muscular dystrophy (DMD)
Award/certification nameOrphan drug designation, priority review designation
Awarding / certifying bodyMinistry of Health, Labour and Welfare
Usage historyAlready approved in several countries, including the United States, the EU and the United Kingdom. The number of patients in Japan is estimated at approximately 3,500.
SourceKawai Mitsuru (川井充), “How Many Duchenne Muscular Dystrophy Patients Are There in Japan?”, and other references 1–6
Items this document does not state (8)
Contract ValueOffering priceLaunch dateRegistration number and expiry dateLocationLocation scaleQuantitative EffectsImpact on Business Performance

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.

Because it received the designation from the Ministry of Health, Labour and Welfare. The company said the designation is an important milestone toward commercialization of the drug and will help provide treatment to DMD patients in Japan at an early stage.

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Notice of the Ministry of Health, Labour and Welfare’s Designation of Givinostat, a Treatment for Duchenne Muscular Dystrophy, as an Orphan Drug | JCR Pharmaceuticals Co.,Ltd. (4552) timely disclosure | Komori