Company: AZN
Filing Date: 2025-10-06
Form Type: 6-K
Source: 0001654954-25-011461
Chunk: 5

Company: ASTRAZENECA PLC
Filing Date: 2025-10-06
Form: 6-K
Chunk 5
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2-negative advanced breast cancer.

To bring much-needed treatment options to patients with triple-negative breast cancer, an aggressive form of breast cancer, AstraZeneca is collaborating with Daiichi Sankyo to evaluate the potential of Datroway alone and in combination with immunotherapy Imfinzi .

#### AstraZeneca in oncology
AstraZeneca is leading a revolution in oncology with the ambition to provide cures for cancer in every form, following the science to understand cancer and all its complexities to discover, develop and deliver life-changing medicines to patients.

The Company's focus is on some of the most challenging cancers. It is through persistent innovation that AstraZeneca has built one of the most diverse portfolios and pipelines in the industry, with the potential to catalyse changes in the practice of medicine and transform the patient experience.

AstraZeneca has the vision to redefine cancer care and, one day, eliminate cancer as a cause of death.

#### AstraZeneca
AstraZeneca (LSE/STO/Nasdaq: AZN) is a global, science-led biopharmaceutical company that focuses on the discovery, development, and commercialisation of prescription medicines in Oncology, Rare Diseases, and BioPharmaceuticals, including Cardiovascular, Renal & Metabolism, and Respiratory & Immunology. Based in Cambridge, UK, AstraZeneca's innovative medicines are sold in more than 125 countries and used by millions of patients worldwide. Please visit astrazeneca.com and follow the Company on social media @AstraZeneca .

#### Contacts
For details on how to contact the Investor Relations Team, please click here . For Media contacts, click here .

#### References
1. Punie, et al. Unmet Need for Previously Untreated Metastatic Triple-Negative Breast Cancer: a Real-World Study of Patients Diagnosed from 2011 to 2022 in the United States. The Oncologist. 2025; 30(3): oyaf034.

2. National Comprehensive Cancer Network. Breast Cancer. (Version 3.2025). https://www.nccn.org/login?ReturnURL=https://www.nccn.org/professionals/physician_gls/pdf/breast.pdf Accessed October 2025.

3. O'Reilly D, et al. Overview of Recent Advances in Metastatic Triple Negative Breast Cancer. World J Clin Oncol . 2021;12(3):164-182.

4.