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Other Disclosures4578Otsuka Holdings Co.,Ltd.Pharmaceuticals

Completed submission of a New Drug Application to the US FDA for zipalertinib plus chemotherapy as first-line treatment for non-small-cell lung cancer with EGFR exon 20 insertion mutations

Taiho Pharmaceutical has completed submission to the US FDA of a New Drug Application for zipalertinib plus chemotherapy for previously untreated advanced or metastatic non-small-cell lung cancer with EGFR exon 20 insertion mutations. The FDA's filing review and subsequent setting of a review target date are still pending.

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Announced details

Combination therapy consisting of zipalertinib and platinum-based chemotherapy
Applicable field (uses covered by this announcement)

First-line treatment of previously untreated locally advanced or metastatic non-small cell lung cancer with EGFR exon 20 insertion mutations

Relationship between the counterparty and the company
Otsuka Holdings Co.,Ltd.4578
Relationship with the Company

Taiho Pharmaceutical submitted a New Drug Application to the FDA. Taiho Pharmaceutical is our wholly owned subsidiary.

CounterpartyU.S. Food and Drug Administration (FDA)

The US drug regulatory authority. It conducts reviews under the RTOR program and PDUFA.

Impact on Business Performance

There is currently no change to the consolidated earnings forecast for the fiscal year ending December 2026. The company positions zipalertinib as one of the products that will drive future growth and describes this matter as important progress toward enhancing corporate value over the medium to long term.

The company does not address Contract Value / Offering price.

Announced details
ItemDetails
Names of Products / Services CoveredCombination therapy consisting of zipalertinib and platinum-based chemotherapy
CounterpartyU.S. Food and Drug Administration (FDA)
Counterparty overviewThe US drug regulatory authority. It conducts reviews under the RTOR program and PDUFA.
Relationship with the CompanyTaiho Pharmaceutical submitted a New Drug Application to the FDA. Taiho Pharmaceutical is our wholly owned subsidiary.
Applicable areaFirst-line treatment of previously untreated locally advanced or metastatic non-small cell lung cancer with EGFR exon 20 insertion mutations
Impact on Business PerformanceThere is currently no change to the consolidated earnings forecast for the fiscal year ending December 2026. The company positions zipalertinib as one of the products that will drive future growth and describes this matter as important progress toward enhancing corporate value over the medium to long term.
Items this document does not state (12)
Contract ValueOffering priceContract DateLaunch dateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocationLocation scaleQuantitative EffectsUsage historySource

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.

The application was submitted under the FDA's RTOR program, which allows the review of clinical trial data to begin at an early stage. The company positions zipalertinib as one of the products that will drive future growth and describes this as important progress toward enhancing corporate value over the medium to long term.

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Completed submission of a New Drug Application to the US FDA for zipalertinib plus chemotherapy as first-line treatment for non-small-cell lung cancer with EGFR exon 20 insertion mutations | Otsuka Holdings Co.,Ltd. (4578) timely disclosure | Komori