Company: AZN
Filing Date: 2025-04-29
Form Type: 6-K
Source: 0001654954-25-004745
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Company: ASTRAZENECA PLC
Filing Date: 2025-04-29
Form: 6-K
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#### FORM 6-K
<div align='center'>SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Report of Foreign Issuer

Pursuant to Rule 13a-16 or 15d-16 of

the Securities Exchange Act of 1934

For the month of April 2025

Commission File Number: 001-11960</div>

#### AstraZeneca PLC
<div align='center'>1 Francis Crick Avenue

Cambridge Biomedical Campus

Cambridge CB2 0AA

United Kingdom

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F X Form 40-F __

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ______

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes __ No X

If “Yes” is marked, indicate below the file number assigned to the Registrant in connection with Rule 12g3-2(b): 82-_____________</div>

#### AstraZeneca PLC
<div align='center'>INDEX TO EXHIBITS</div>

#### 1.
**Fixed-duration Calquence recommended in EU for CLL**

29 April 2025

<div align='center'>**Fixed-duration Calquence -based regimens recommended for approval

in the EU by CHMP for 1st-line chronic lymphocytic leukaemia

Recommendation based on AMPLIFY Phase III trial which showed Calquence combinations demonstrated statistically significant and clinically meaningful improvement in progression-free survival vs. chemoimmunotherapy**</div>

A fixed-duration regimen of AstraZeneca's Calquence (acalabrutinib) in combination with venetoclax, with or without obinutuzumab, has been recommended for approval in the European Union (EU) for the treatment of adult patients with previously untreated chronic lymphocytic leukaemia (CLL).

The Committee for Medicinal Products for Human Use (CHMP) of