Holding(s) in Company

AstraZeneca PLC
23 January 2004


COMPANIES ACT 1985 SECTION 198

DISCLOSURE OF INTEREST IN VOTING SHARES IN PUBLIC COMPANIES

FURTHER TO THE ANNOUNCEMENT MADE BY ASTRAZENECA AT 1430GMT ON 22 JAN 2004 WE
HAVE BEEN INFORMED TODAY BY THE CAPITAL GROUP COMPANIES, INC., A REGISTERED
INVESTMENT MANAGER IN THE U.S., THAT THE CORRECT POSITION IS THAT THEIR CURRENT
INTEREST IN THE USD0.25 ORDINARY SHARES OF ASTRAZENECA PLC IS 254,143,676 SHARES
WHICH REPRESENTS 15.01 PER CENT OF THE CURRENT ISSUED ORDINARY CAPITAL OF THE
COMPANY.

G H R MUSKER
COMPANY SECRETARY
23 JANUARY 2004


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