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Passion for Innovation.
Compassion for Patients.®
Creating New Standards of Care
Creating New Standards of Care
We create essential medicine for longer, better lives.
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Our Stories
Everyone at Daiichi Sankyo has a unique craft - a skill or expertise that they hone with relentless dedication. Our inclusive and diverse community of collaborators apply their individual expertise with compassion to innovate for patients. View More Stories
Translating facts into memorable stories is a powerful craft. Discover how Daiichi Sankyo communications leader Kim Wix inspires action via storytelling.
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Informed patients are empowered patients. Which is why helping people with cancer understand their disease, as well as how available treatment options might work for them, is a critical focus of our patient advocacy efforts.
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Transforming Science into Medicines
By uniting cutting-edge science and technology with a genuine interest in people, we develop high-quality, life-changing solutions for the patients of today and tomorrow with great care and unwavering dedication.
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Striving to Create Optimized Antibody Drug Conjugate (ADC) Technology
DXd ADC Technology: Our innovations deliver on the benefits of ADC technology.
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What's New
Read our press releases and learn more about our latest breakthroughs in medicine. View More News
April 21, 2025
ENHERTU® Plus Pertuzumab Demonstrated Highly Statistically Significant and Clinically Meaningful Improvement in Progression-Free Survival Versus THP as First-Line Therapy for Patients with HER2 Positive Metastatic Breast CancerDESTINY-Breast09 phase 3 trial of Daiichi Sankyo and AstraZeneca’s ENHERTU is the first trial in more than a decade to demonstrate superior efficacy across a broad HER2 positive metastatic patient population versus current first-line standard of care plans for regulatory submissions are underway.
Learn moreMarch 31, 2025
DESTINY-Gastric05 Phase 3 Trial of ENHERTU® Initiated in Patients with Previously Untreated HER2 Positive Advanced Gastric CancerThe first patient has been dosed in the DESTINY-Gastric05 phase 3 trial evaluating ENHERTU® (trastuzumab deruxtecan) in combination with a fluoropyrimidine chemotherapy (5-FU or capecitabine) and Merck’s (known as MSD outside of the US and Canada) anti-PD-1 therapy KEYTRUDA® (pembrolizumab) versus trastuzumab in combination with platinum-based chemotherapy (cisplatin plus 5-FU or oxaliplatin plus capecitabine) and pembrolizumab in previously untreated patients with unresectable, locally advanced or metastatic HER2 positive (IHC 3+ or IHC 2+/ISH+) gastric or gastroesophageal junction (GEJ) cancer with PD-L1 CPS ≥1. An exploratory cohort of patients with PD-L1 CPS <1 will be randomized to either ENHERTU plus fluoropyrimidine or trastuzumab plus platinum-based chemotherapy.
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A Pipeline Pushing Us to Become a Global Leader in Oncology
Working with care and dedication, we’re developing new therapies that address the greatest needs in healthcare, making bold strides in cancer and other diseases.
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Work with a Purpose
Be part of something extraordinary. Our people are our most important asset, and we enable them to bring their best selves to work.
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