Annual Information Update

AstraZeneca PLC 29 March 2007 ASTRAZENECA PLC ANNUAL INFORMATION UPDATE As required under the Prospectus (Directive 2003/71/EC) Regulations 2005 and paragraph 5.2 of the Prospectus Rules, and following publication of the Annual Report and Form 20-F Information on 1 March 2007, AstraZeneca PLC is presenting its Annual Information Update in relation to information that has been published or made available to the public between 28 March 2006 and 28 March 2007. This Annual Information Update is also being made available on the Investors section of our website, www.astrazeneca.com. The information referred to in this Annual Information Update was correct at the time it was published but may now be out of date. 1. Announcements made via a RIS The documents listed below were published via a Regulatory Information Service on or around the dates indicated. Date Description of Contents of Announcement 28/03/07 Director/PDMR Shareholding 28/03/07 Filing of Form 20-F 28/03/07 Transaction in Own Shares 27/03/07 Transaction in Own Shares 26/03/07 Director/PDMR Shareholding 26/03/07 Transaction in Own Shares 23/03/07 Transaction in Own Shares 22/03/07 Transaction in Own Shares 21/03/07 Holding(s) in Company 21/03/07 Holding(s) in Company 21/03/07 Transaction in Own Shares 20/03/07 Notice of AGM - Replacement 20/03/07 Transaction in Own Shares 19/03/07 ARISE Study 19/03/07 Transaction in Own Shares 16/03/07 Transaction in Own Shares 15/03/07 Transaction in Own Shares 14/03/07 Transaction in Own Shares 13/03/07 Transaction in Own Shares 12/03/07 Transaction in Own Shares 09/03/07 Transaction in Own Shares 08/03/07 Transaction in Own Shares 07/03/07 Transaction in Own Shares 06/03/07 Transaction in Own Shares 05/03/07 Transaction in Own Shares 02/03/07 Transaction in Own Shares 01/03/07 Annual Report and Accounts 01/03/07 Transaction in Own Shares 28/02/07 Director/PDMR Shareholding 28/02/07 Transaction in Own Shares 27/02/07 Director/PDMR Shareholding 27/02/07 Director/PDMR Shareholding 27/02/07 Transaction in Own Shares 26/02/07 Transaction in Own Shares 23/02/07 Transaction in Own Shares 22/02/07 Transaction in Own Shares 21/02/07 Transaction in Own Shares 20/02/07 Transaction in Own Shares 19/02/07 Transaction in Own Shares 16/02/07 Transaction in Own Shares 15/02/07 Transaction in Own Shares 14/02/07 Transaction in Own Shares 13/02/07 Transaction in Own Shares 12/02/07 Transaction in Own Shares 09/02/07 Transaction in Own Shares 08/02/07 Transaction in Own Shares 07/02/07 Holding(s) in Company 07/02/07 Transaction in Own Shares 06/02/07 Transaction in Own Shares 02/02/07 Transaction in Own Shares 01/02/07 Final Results Part 3 of 3 01/02/07 Final Results Part 2 of 3 01/02/07 Final Results Part 1 of 3 01/02/07 Acquisition 31/01/07 Notice of Results 19/01/07 Total Voting Rights 11/01/07 Collaboration with BMS 20/12/06 Transparency Directive 19/12/06 Director/PDMR Shareholding 19/12/06 EPO Patent Decision 18/12/06 Holding(s) in Company 15/12/06 Holding(s) in Company 15/12/06 Transaction in Own Shares 13/12/06 Transaction in Own Shares 12/12/06 Transaction in Own Shares 11/12/06 Transaction in Own Shares 08/12/06 Transaction in Own Shares 05/12/06 Holding(s) in Company 04/12/06 Transaction in Own Shares 01/12/06 Transaction in Own Shares 30/11/06 Transaction in Own Shares 29/11/06 Transaction in Own Shares 28/11/06 Transaction in Own Shares 27/11/06 Transaction in Own Shares 24/11/06 Transaction in Own Shares 23/11/06 Transaction in Own Shares 22/11/06 Toprol-XL Authorised Generic 22/11/06 Transaction in Own Shares 21/11/06 Transaction in Own Shares 20/11/06 Transaction in Own Shares 17/11/06 Transaction in Own Shares 16/11/06 Transaction in Own Shares 15/11/06 Transaction in Own Shares 14/11/06 Transaction in Own Shares 13/11/06 Transaction in Own Shares 10/11/06 Transaction in Own Shares 09/11/06 Transaction in Own Shares 08/11/06 Transaction in Own Shares 07/11/06 Transaction in Own Shares 06/11/06 Transaction in Own Shares 03/11/06 Transaction in Own Shares 02/11/06 Transaction in Own Shares 30/10/06 Holding(s) in Company 27/10/06 Share Repurchase Programme 27/10/06 Transaction in Own Shares 26/10/06 3rd Quarter Results - Part 2 26/10/06 3rd Quarter Results - Part 1 26/10/06 NXY-059 SAINT II Results 26/10/06 Transaction in Own Shares 25/10/06 Notice of Results 25/10/06 Transaction in Own Shares 24/10/06 Director/PDMR Shareholding 24/10/06 Transaction in Own Shares 23/10/06 Seroquel Bipolar 23/10/06 Transaction in Own Shares 20/10/06 Transaction in Own Shares 19/10/06 Seroquel SR 19/10/06 Transaction in Own Shares 18/10/06 Transaction in Own Shares 17/10/06 Transaction in Own Shares 16/10/06 Transaction in Own Shares 13/10/06 Transaction in Own Shares 12/10/06 Transaction in Own Shares 11/10/06 Transaction in Own Shares 10/10/06 Transaction in Own Shares 09/10/06 Symbicort 09/10/06 Transaction in Own Shares 06/10/06 Transaction in Own Shares 05/10/06 Transaction in Own Shares 04/10/06 Transaction in Own Shares 03/10/06 Transaction in Own Shares 28/09/06 Transaction in Own Shares 27/09/06 Transaction in Own Shares 25/09/06 Transaction in Own Shares 22/09/06 Director/PDMR Shareholding 22/09/06 Transaction in Own Shares 21/09/06 Share Repurchase Programme 20/09/06 Transaction in Own Shares 19/09/06 Transaction in Own Shares 15/09/06 Transaction in Own Shares 14/09/06 Transaction in Own Shares 13/09/06 Transaction in Own Shares 12/09/06 Transaction in Own Shares 11/09/06 Transaction in Own Shares 08/09/06 Transaction in Own Shares 07/09/06 Transaction in Own Shares 06/09/06 Transaction in Own Shares 01/09/06 Transaction in Own Shares 31/08/06 Transaction in Own Shares 29/08/06 Director/PDMR Shareholding 25/08/06 Director/PDMR Shareholding 25/08/06 Transaction in Own Shares 24/08/06 Transaction in Own Shares 23/08/06 Transaction in Own Shares 22/08/06 Holding(s) in Company 22/08/06 Offer for Cambridge Antibody 21/08/06 Holding(s) in Company 18/08/06 Holding(s) in Company 18/08/06 Director/PDMR Shareholding 17/08/06 Director/PDMR Shareholding 17/08/06 Transaction in Own Shares 16/08/06 Holding(s) in Company 16/08/06 Transaction in Own Shares 14/08/06 Transaction in Own Shares 11/08/06 Transaction in Own Shares 10/08/06 Transaction in Own Shares 09/08/06 Director/PDMR Shareholding 09/08/06 Transaction in Own Shares 07/08/06 Director/PDMR Shareholding 07/08/06 Transaction in Own Shares 03/08/06 Transaction in Own Shares 02/08/06 Agreement with Pozen Inc. 02/08/06 Transaction in Own Shares 01/08/06 Transaction in Own Shares 31/07/06 Transaction in Own Shares 28/07/06 Transaction in Own Shares 27/07/06 Interim Results - Part 2 of 2 27/07/06 Interim Results - Part 1 of 2 26/07/06 Notice of Results 26/07/06 Directorate Change 25/07/06 Holding(s) in Company 24/07/06 Symbicort 18/07/06 Seroquel SR 07/07/06 Offer for Cambridge Antibody 05/07/06 Agreement with Abbott 05/07/06 Holding(s) in Company 30/06/06 Offer for Cambridge Antibody 30/06/06 Transaction in Own Shares 28/06/06 Transaction in Own Shares 26/06/06 Transaction in Own Shares 22/06/06 Offer for Cambridge Antibody 21/06/06 Transaction in Own Shares 15/06/06 Transaction in Own Shares 13/06/06 Transaction in Own Shares 12/06/06 Transaction in Own Shares 08/06/06 Research Update - Part 2 of 2 08/06/06 Research Update - Part 1 of 2 07/06/06 Offer for Cambridge Antibody 01/06/06 Transaction in Own Shares 30/05/06 Transaction in Own Shares 25/05/06 Transaction in Own Shares 24/05/06 Rule 8.1 - Cambridge Antibody 24/05/06 Transaction in Own Shares 23/05/06 Director/PDMR Shareholding 23/05/06 AstraZeneca Offer for CAT 22/05/06 Transaction in Own Shares 19/05/06 Transaction in Own Shares 18/05/06 Transaction in Own Shares 17/05/06 Transaction in Own Shares 16/05/06 Transaction in Own Shares 15/05/06 Offer for Cambridge Antibody 15/05/06 Transaction in Own Shares 12/05/06 Transaction in Own Shares 11/05/06 Transaction in Own Shares 10/05/06 Transaction in Own Shares 09/05/06 AGM Resolutions 08/05/06 Transaction in Own Shares 05/05/06 Transaction in Own Shares 04/05/06 GALIDA 02/05/06 Director/PDMR Shareholding 27/04/06 Result of AGM 27/04/06 1st Quarter Results - 2 of 2 27/04/06 1st Quarter Results - 1 of 2 27/04/06 US Oncology Co-Promotion 26/04/06 Notice of Results 20/04/06 Holding(s) in Company 03/04/06 Transaction in Own Shares 31/03/06 Transaction in Own Shares 31/03/06 Transaction in Own Shares 29/03/06 Director/PDMR Shareholding 29/03/06 Transaction in Own Shares 28/03/06 Director/PDMR Shareholding 28/03/06 Director/PDMR Shareholding 28/03/06 Director/PDMR Shareholding 28/03/06 Director/PDMR Shareholding 28/03/06 Annual Information Update 28/03/06 Director/PDMR Shareholding 28/03/06 Transaction in Own Shares All of the above documents are available for download on the Prices and News section of the London Stock Exchange website, www.londonstockexchange.com. 2. Documents filed at Companies House All of the documents below were filed with the Registrar of Companies in England and Wales on or around the dates indicated. Date Document type 28/03/07 Interim Accounts made up to 31/12/06 23/01/07 Form 169 - Return by a Company Purchasing its Own Shares 23/01/07 Form 169 - Return by a Company Purchasing its Own Shares 23/01/07 Form 169 - Return by a Company Purchasing its Own Shares 19/01/07 Form 169 - Return by a Company Purchasing its Own Shares 19/01/07 Form 169 - Return by a Company Purchasing its Own Shares 19/01/07 Form 169 - Return by a Company Purchasing its Own Shares 19/01/07 Form 169 - Return by a Company Purchasing its Own Shares 19/01/07 Form 169 - Return by a Company Purchasing its Own Shares 19/01/07 Form 169 - Return by a Company Purchasing its Own Shares 19/01/07 Form 169 - Return by a Company Purchasing its Own Shares 19/01/07 Form 88(2)R - Return of an Allotment of Shares 19/01/07 Form 88(2)R - Return of an Allotment of Shares 19/01/07 Form 88(2)R - Return of an Allotment of Shares 19/01/07 Form 88(2)R - Return of an Allotment of Shares 19/01/07 Form 88(2)R - Return of an Allotment of Shares 19/01/07 Form 88(2)R - Return of an Allotment of Shares 19/01/07 Form 88(2)R - Return of an Allotment of Shares 19/01/07 Form 88(2)R - Return of an Allotment of Shares 19/01/07 Form 88(2)R - Return of an Allotment of Shares 12/01/07 Form 288a - Director Appointed 11/01/07 Form 288a - Director Appointed 06/12/06 Form 169 - Return by a Company Purchasing its Own Shares 06/12/06 Form 169 - Return by a Company Purchasing its Own Shares 06/12/06 Form 169 - Return by a Company Purchasing its Own Shares 06/12/06 Form 169 - Return by a Company Purchasing its Own Shares 06/12/06 Form 169 - Return by a Company Purchasing its Own Shares 06/12/06 Form 169 - Return by a Company Purchasing its Own Shares 06/12/06 Form 169 - Return by a Company Purchasing its Own Shares 02/11/06 Interim Accounts made up to 30/09/06 01/11/06 Form 169 - Return by a Company Purchasing its Own Shares 01/11/06 Form 169 - Return by a Company Purchasing its Own Shares 01/11/06 Form 169 - Return by a Company Purchasing its Own Shares 01/11/06 Form 169 - Return by a Company Purchasing its Own Shares 01/11/06 Form 169 - Return by a Company Purchasing its Own Shares 01/11/06 Form 169 - Return by a Company Purchasing its Own Shares 17/10/06 Form 88(2)R - Return of an Allotment of Shares 17/10/06 Form 88(2)R - Return of an Allotment of Shares 17/10/06 Form 88(2)R - Return of an Allotment of Shares 17/10/06 Form 88(2)R - Return of an Allotment of Shares 17/10/06 Form 88(2)R - Return of an Allotment of Shares 17/10/06 Form 88(2)R - Return of an Allotment of Shares 17/10/06 Form 88(2)R - Return of an Allotment of Shares 17/10/06 Form 88(2)R - Return of an Allotment of Shares 17/10/06 Form 88(2)R - Return of an Allotment of Shares 28/09/06 Form 169 - Return by a Company Purchasing its Own Shares 28/09/06 Form 169 - Return by a Company Purchasing its Own Shares 28/09/06 Form 169 - Return by a Company Purchasing its Own Shares 28/09/06 Form 169 - Return by a Company Purchasing its Own Shares 29/09/06 Form 169 - Return by a Company Purchasing its Own Shares 29/09/06 Form 169 - Return by a Company Purchasing its Own Shares 29/09/06 Form 169 - Return by a Company Purchasing its Own Shares 14/08/06 Interim Accounts made up to 30/06/06 08/08/06 Form 88(2)R - Return of an Allotment of Shares 08/08/06 Form 88(2)R - Return of an Allotment of Shares 08/08/06 Form 88(2)R - Return of an Allotment of Shares 08/08/06 Form 88(2)R - Return of an Allotment of Shares 08/08/06 Form 88(2)R - Return of an Allotment of Shares 08/08/06 Form 88(2)R - Return of an Allotment of Shares 08/08/06 Form 88(2)R - Return of an Allotment of Shares 08/08/06 Form 88(2)R - Return of an Allotment of Shares 12/07/06 Form 169 - Return by a Company Purchasing its Own Shares 12/07/06 Form 169 - Return by a Company Purchasing its Own Shares 12/07/06 Form 169 - Return by a Company Purchasing its Own Shares 12/07/06 Form 169 - Return by a Company Purchasing its Own Shares 12/07/06 Form 169 - Return by a Company Purchasing its Own Shares 20/06/06 Form 88(2)R - Return of an Allotment of Shares 20/06/06 Form 88(2)R - Return of an Allotment of Shares 20/06/06 Form 88(2)R - Return of an Allotment of Shares 20/06/06 Form 88(2)R - Return of an Allotment of Shares 20/06/06 Form 88(2)R - Return of an Allotment of Shares 20/06/06 Form 88(2)R - Return of an Allotment of Shares 20/06/06 Form 88(2)R - Return of an Allotment of Shares 20/06/06 Form 88(2)R - Return of an Allotment of Shares 23/06/06 Form 363s - Return made up to 15/05/06 14/06/06 Form 169 - Return by a Company Purchasing its Own Shares 13/06/06 Resolution to disapply pre-emption rights, to give authority to allot shares and to give authority to make market purchases of own shares 31/05/06 Interim Accounts made up to 30/03/06 26/05/06 Group of Companies' Accounts made up to 31/12/05 11/05/06 Form 288b - Director Resigned 19/05/06 Form 169 - Return by a Company Purchasing its Own Shares 19/05/06 Form 169 - Return by a Company Purchasing its Own Shares 19/05/06 Form 169 - Return by a Company Purchasing its Own Shares All of the documents above are available for download from the Companies House website at www.companieshouse.gov.uk, or can be obtained from Companies House, Crown Way, Maindy, Cardiff, CF14 3UZ. 3. Documents submitted to the FSA All the documents below were submitted to the FSA on or around the dates indicated. Date Document 20/03/07 Notice of AGM 2007 28/02/07 Annual Report and Form 20-F Information 2006 28/02/07 Annual Review 2006 28/02/07 Summary CR Report 2006 09/05/06 Resolutions after AGM 2006 Documents submitted to the FSA can be viewed at the Document Viewing Facility situated at The Financial Services Authority, 25 The North Colonnade, Canary Wharf, London, E14 5HS. The Notices of AGM, Annual Reports and Form 20-F Information, Annual Reviews and Summary CR Reports are also available via the Investors section of our website, www.astrazeneca.com. 4. Documents lodged with the Securities and Exchange Commission The documents listed below were filed with the SEC on or around the dates indicated. Date Document 27/03/07 Annual Reports 06/03/07 Quarterly Reports 06/03/07 Quarterly Reports 05/03/07 Quarterly Reports 12/02/07 Insider Trading 12/02/07 Insider Trading 06/02/07 Quarterly Reports 19/01/07 Quarterly Reports 05/12/06 Quarterly Reports 03/11/06 Quarterly Reports 02/10/06 Quarterly Reports 11/09/06 Quarterly Reports 22/08/06 Schedule to Tender Offer Statement for Cambridge Antibody 04/08/06 Quarterly Reports 10/07/06 Quarterly Reports 07/07/06 Schedule to Tender Offer Statement for Cambridge Antibody 30/06/06 Schedule to Tender Offer Statement for Cambridge Antibody 29/06/06 Annual Report of Employee Stock Purchase Savings Plans 26/06/06 Schedule to Tender Offer Statement for Cambridge Antibody 22/06/06 Schedule to Tender Offer Statement for Cambridge Antibody 21/06/06 Schedule to Tender Offer Statement for Cambridge Antibody 15/06/06 Schedule to Tender Offer Statement for Cambridge Antibody 09/06/06 Schedule to Tender Offer Statement for Cambridge Antibody 07/06/06 Schedule to Tender Offer Statement for Cambridge Antibody 02/06/06 Quarterly Reports 25/05/06 Schedule to Tender Offer Statement for Cambridge Antibody 24/05/06 Schedule to Tender Offer Statement for Cambridge Antibody 23/05/06 Schedule to Tender Offer Statement for Cambridge Antibody 23/05/06 Form NO ACT 23/05/06 Form NO ACT 15/05/06 Schedule to Tender Offer Statement for Cambridge Antibody 15/05/06 Schedule 13D/A - Cambridge Antibody 03/05/06 Quarterly Reports 04/04/06 Quarterly Reports 23/03/06 Annual Reports All of the documents above are available for viewing on the Investor section of our website, www.astrazeneca.com. 5. Further Information Further information about AstraZeneca PLC can be found at our website, www.astrazeneca.com. This information is provided by RNS The company news service from the London Stock Exchange

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