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                                                                   EXHIBIT 23(a)



INDEPENDENT AUDITORS' CONSENT


We consent to the incorporation by reference in this Registration Statement of
Cardinal Health, Inc. on Form S-8 of our report dated August 10, 1999, appearing
in the Annual Report on Form 10-K of Cardinal Health, Inc. for the year ended
June 30, 1999.






/s/ Deloitte & Touche LLP
DELOITTE & TOUCHE LLP


Columbus, Ohio
November 4, 1999


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