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Other Disclosures4888STELLA PHARMA CORPORATIONPharmaceuticals

Notice Regarding the Review Outcome for Steboronine for Recurrent Meningioma by the Pharmaceutical Affairs Council

The Pharmaceutical Affairs Council determined that the application to add recurrent meningioma as an indication for Steboronin may be approved. Following the completion of the relevant administrative procedures, formal approval is now expected.

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Announced details

Steboronin® (BNCT drug)
Applicable field (uses covered by this announcement)

BNCT for recurrent meningioma, particularly recurrent high-grade meningioma

Launch dateThe timing of the product launch following formal approval is Not disclosed.
What the company reported numerically
Quantitative Effects

Progression-free survival was 14.4 months in the trial treatment group and 1.4 months in the control group. The response rate was 27.3% in the trial treatment group, while there were no responses in the control group. The 1-year survival rate was 100%, and the 2-year survival rate was 90.9%.

Relationship between the counterparty and the company
STELLA PHARMA CORPORATION4888
Relationship with the Company

Osaka Medical and Pharmaceutical University conducted an investigator-initiated clinical trial for recurrent high-grade meningioma. Our company took over the clinical trial data and used it in the application for approval. The Second Committee on Drugs of the Pharmaceutical Affairs and Food Sanitation Council reviewed this application.

CounterpartySecond Committee on Drugs of the Pharmaceutical Affairs and Food Sanitation Council, Osaka Medical and Pharmaceutical University

Osaka Medical and Pharmaceutical University conducted the investigator-initiated clinical trial. The Second Committee on Drugs of the Pharmaceutical Affairs and Food Sanitation Council is the body that conducts pharmaceutical regulatory reviews. Other information on location, representative, capital, and year of establishment is Not disclosed.

Award/certification name

Orphan drug designation and priority review status

Impact on Business Performance

The impact on financial results for the fiscal year ending March 2027 is expected to be minor. Over the medium to long term, the product is expected to contribute to the growth of the BNCT business.

The company does not address Contract Value / Offering price.

Source (materials cited by the company)

Investigator-initiated clinical trial conducted at Osaka Medical and Pharmaceutical University with support from AMED (the Japan Agency for Medical Research and Development)

Announced details
ItemDetails
Names of Products / Services CoveredSteboronin® (BNCT drug)
CounterpartySecond Committee on Drugs of the Pharmaceutical Affairs and Food Sanitation Council, Osaka Medical and Pharmaceutical University
Counterparty overviewOsaka Medical and Pharmaceutical University conducted the investigator-initiated clinical trial. The Second Committee on Drugs of the Pharmaceutical Affairs and Food Sanitation Council is the body that conducts pharmaceutical regulatory reviews. Other information on location, representative, capital, and year of establishment is Not disclosed.
Relationship with the CompanyOsaka Medical and Pharmaceutical University conducted an investigator-initiated clinical trial for recurrent high-grade meningioma. Our company took over the clinical trial data and used it in the application for approval. The Second Committee on Drugs of the Pharmaceutical Affairs and Food Sanitation Council reviewed this application.
Launch dateThe timing of the product launch following formal approval is Not disclosed.
Applicable areaBNCT for recurrent meningioma, particularly recurrent high-grade meningioma
Award/certification nameOrphan drug designation and priority review status
Quantitative EffectsProgression-free survival was 14.4 months in the trial treatment group and 1.4 months in the control group. The response rate was 27.3% in the trial treatment group, while there were no responses in the control group. The 1-year survival rate was 100%, and the 2-year survival rate was 90.9%.
Impact on Business PerformanceThe impact on financial results for the fiscal year ending March 2027 is expected to be minor. Over the medium to long term, the product is expected to contribute to the growth of the BNCT business.
SourceInvestigator-initiated clinical trial conducted at Osaka Medical and Pharmaceutical University with support from AMED (the Japan Agency for Medical Research and Development)
Items this document does not state (8)
Contract ValueOffering priceContract DateAwarding / certifying bodyRegistration number and expiry dateLocationLocation scaleUsage history

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The reasons the company gives

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

Treatment options for recurrent meningioma are limited, and there are no approved drug therapies for the condition in Japan. New treatment options are therefore needed.

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Notice Regarding the Review Outcome for Steboronine for Recurrent Meningioma by the Pharmaceutical Affairs Council | STELLA PHARMA CORPORATION (4888) timely disclosure | Komori