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NEWS

Daiichi Sankyo and Merck Dose First Patient in P-III (HERTHENA-Breast04) Trial of Patritumab Deruxtecan to Treat HR+/HER2- Breast Cancer

Shots: The first patient is dosed in P-III (HERTHENA-Breast04) trial (n=~1000) of patritumab deruxtecan (HER3-DXd; 5.6mg/kg) vs CT/Enhertu for unresectable LA/M, HR+, HER2- breast cancer after progression on endocrine & CDK4/6 inhibitor therapy in either adjuvant or 1L metastatic settings HERTHENA-Breast04 was initiated based on findings from P-II (ICARUS-Breast01) & a P-I/II breast cancer study published…
August 28, 2025

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Daiichi Sankyo
NEWS

Daiichi Sankyo’s Datroway (Datopotamab Deruxtecan) Receives the NMPA’s Approval for Unresectable or Recurrent HR+/HER2- Breast Cancer

Shots: China’s NMPA has approved Datroway for treating adults with HR+/HER2- (IHC 0, IHC 1+ or IHC 2+/ISH-) inoperable or recurrent breast cancer after previous CT Approval was based on P-III (TROPION-Breast01) study assessing Datroway (6mg/kg, IV, Q21D) vs single-agent CT in adults (n=732) with HR+/HER2- metastatic breast cancer Study showed improved PFS by 37%…
August 25, 2025

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Daiichi Sankyo
NEWS

Daiichi Sankyo Reports the MHLW’s Approval of Enhertu for HER2 Low/Ultralow Metastatic Breast Cancer (MBC)

Shots: Japan’s MHLW has approved Enhertu monotx. for inoperable HR+, HER2-low/ultralow MBC whose disease progressed on & are ineligible for endocrine therapy Approval was based on the P-III (DESTINY-Breast06) trial (N=866) assessing Enhertu (5.4mg/kg) vs CT in HER2-low (n=713) & ultralow (n=152) pts Trial showed 38% PFS in CT-naïve HER2-low pts & mPFS of 13.2…
August 25, 2025

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Daiichi Sankyo
NEWS

Daiichi Sankyo Receives the US FDA’s Breakthrough Therapy Designation for Enhertu + Perjeta to Treat HER2+ Breast Cancer

Shots: The US FDA has granted BTD to Enhertu + Perjeta for the 1L treatment of adults with unresectable or metastatic HER2+ breast cancer Designation was supported by P-III (DESTINY-Breast09) trial data on Enhertu (5.4mg/kg) ± Perjeta vs taxane, trastuzumab & Perjeta (THP) in HER2+ metastatic breast cancer pts (n=1157) Trial showed improved PFS by 44% (mPFS: 40.7…
July 18, 2025

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Astrazeneca and Daiichi-Sankyo New
NEWS

Daiichi Sankyo and AstraZeneca Report the US FDA Approval of Datroway for Advanced EGFR-Mutated NSCLC

Shots: The US FDA has approved Datroway (datopotamab deruxtecan-dlnk; 6 mg/kg) for adults with locally advanced or metastatic EGFR-mutated NSCLC previously treated with EGFR therapy & Pt CT Approval was based on the global P-II (TROPION-Lung05) trial results (n=137) and supported by data from the P-III (TROPION-Lung01) trial (n=590), which showed a 45% confirmed ORR…
June 26, 2025

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Merck and Daiichi Sankyo Report First Patient Dosing with Ifinatamab DXd in P-III (IDeate-Prostate01) Trial for mCRPC

Shots: Merck & Daiichi Sankyo have dosed first pts with ifinatamab deruxtecan (I-DXd) in its P-III (IDeate-Prostate01) trial for metastatic castration-resistant prostate cancer (mCRPC), which was initiated based on positive P-I/II (IDeate-PanTumor01) trial data The P-III (IDeate-Prostate01) trial will evaluate I-DXd (12mg/kg) vs docetaxel (75mg/m²) plus corticosteroid in ~1440 mCRPC pts, who progressed during or after…
June 19, 2025

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Daiichi Sankyo
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Daiichi Sankyo Reports First Patient Dosing in P-III (DESTINY-Endometrial01) Study Evaluating ENHERTU

Shots : Daiichi reported the first patient dosing in a P-III (DESTINY-Endometrial01) study evaluating ENHERTU (trastuzumab deruxtecan) + rilvegostomig or pembrolizumab vs Pt. chemotx. (carboplatin and paclitaxel) + pembrolizumab as 1L therapy, in HER2-expressing (IHC 3+/2+), pMMR advanced or recurrent endometrial cancer pts The study is assessing the efficacy and safety of ENHERTU (5.4 mg/kg)…
June 10, 2025

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Astrazeneca and Daiichi-Sankyo New
NEWS

Daiichi Sankyo and AstraZeneca Report Topline P-III (DESTINY-Breast11) Trial Data of Neoadjuvant Enhertu for HER2+ Early-Stage Breast Cancer

Shots: Daiichi Sankyo & AstraZeneca has reported topline P-III (DESTINY-Breast11) trial data assessing neoadj. Enhertu (5.4mg/kg) monotx. or Enhertu followed by paclitaxel, Herceptin & Perjeta (THP) vs SoC + THP in high-risk, locally advanced HER2+ early-stage breast cancer pts (n=927) Trial showed that Enhertu regimen achieved significant improvement in pCR rate (1EP), while EFS (2EP) data was…
May 7, 2025

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Daiichi Sankyo & Astrazeneca
NEWS

Daiichi Sankyo & AstraZeneca Report Topline P-III (DESTINY-Breast09) Trial Data of Enhertu for HER2+ Metastatic Breast Cancer

Shots: Daiichi Sankyo & AstraZeneca have reported topline P-III (DESTINY-Breast09) trial data on Enhertu (5.4mg/kg) ± pertuzumab vs taxane, trastuzumab & pertuzumab (THP) as a 1L treatment of HER2+ metastatic breast cancer pts (n=1157) Enhertu + pertuzumab showed improved PFS (1EP), with PFS benefit observed across all pre-specified subgroups during interim analysis; OS (2EP) remain immature…
April 21, 2025

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