Rule 8.3 - ALLIANCE BOOTS

FORM 8.3 DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE (Rule 8.3 of the City Code on Takeovers and Mergers) 1. KEY INFORMATION Name of person dealing BARCLAYS PLC (Note 1) Company dealt in ALLIANCE BOOTS Class of relevant security ORD GBP0.37179482 to which the dealings being disclosed relate (Note 2) Date of dealing 18 May 2007 2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE (a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 3) Long Short Number (%) Number (%) (1) Relevant 44,422,285 4.59% 568,609 0.06% securities (2) Derivatives 162,163 0.02% 1,543,559 0.16% (other than options) (3) Options and 124,841 0.01% 124,841 0.01% agreements to purchase/sell Total 44,709,289 4.62% 2,237,009 0.23% (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3) Class of Long Short relevant security: Number (%) Number (%) (1) Relevant securities (2) Derivatives (other than options) (3) Options and agreements to purchase/sell Total (c) Rights to subscribe (Note 3) Class of relevant security: Details 3. DEALINGS (Note 4) (a) Purchases and sales Purchase/sale Number of Securities Price per unit (GBP) Purchase 1,221 11.2350 Purchase 373 11.2350 Purchase 1,243 11.2372 Purchase 121 Transfer Purchase 403 Transfer Purchase 5,466 11.2350 Purchase 330 11.2350 Purchase 11,165 11.2372 Sale 50,840 11.2315 Sale 78,554 11.2315 Sale 1,264 11.2309 Sale 74,737 11.2311 Sale 1,143 11.2309 Sale 2,418 11.2312 (b) Derivatives transactions (other than options) Product name Long/Short Number of Price Per Unit Securities CFD Long 74737 11.231 (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying Product name, Writing, Number of Exercise Type, e.g. Expiry Option money e.g. call selling, securities to price American, date paid/received option purchasing, which the option European etc. per unit (GBP) varying etc. relates (GBP) (ii) Exercising Product name, e.g. Number of Exercise price per call option securities unit (Note 5) (d) Other dealings (including new securities) (Note 4) Nature of transaction Details Price per unit (Note 8) (if applicable) (Note 5) 4. OTHER INFORMATION None Agreements, arrangements or understandings relating to options or derivatives Full details of any agreement, arrangement or understanding between the person disclosing and any other person relating to the voting rights of any relevant securities under any option referred to on this form or relating to the voting rights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form is referenced. If none, this should be stated. Is a Supplemental Form 8 attached? (Note 9) NO Date of disclosure 21 May 2007 Contact name BARCLAYS COMPLIANCE Telephone number 020 7116 2913 If a connected EFM, name of offeree/offeror with which connected If a connected EFM, state nature of connection (Note 10) Notes The Notes on Form 8.3 can be viewed on the Takeover Panel's website at www.thetakeoverpanel.org.uk

Companies

Barclays (BARC)
UK 100

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