GEORGE S. BARRETT

LIMITED POWER OF ATTORNEY FOR

SECTION 16 REPORTING OBLIGATIONS

      I hereby make, constitute and appoint each of Ivan K. Fong,

John M. Adams, Jr., Aneezal H. Mohamed and James E. Barnett,

each acting individually, as the undersigned's true and lawful

attorney-in-fact, with full power and authority as hereinafter

described on behalf of and in the name, place and stead of the

undersigned to:

      (1) prepare, execute, acknowledge, deliver and file

Forms 3, 4, and 5 (including any amendments thereto) with

respect to the securities of Cardinal Health, Inc., an Ohio

corporation (the "Company"), with the United States Securities

and Exchange Commission (the "SEC"), any national securities

exchanges and the Company, as considered necessary or advisable

under Section 16(a) of the United States Securities Exchange Act

of 1934 and the rules and regulations promulgated thereunder, as

amended from time to time (the "Exchange Act");

      (2) prepare and execute in the undersigned's name and on

the undersigned's behalf, and to submit to the SEC a Form ID,

including amendments thereto, and any other documents necessary

or appropriate to obtain codes and passwords enabling the

undersigned to make electronic filings with the SEC of reports

required by Section 16(a) of the Exchange Act or any rule or

regulation of the SEC;

      (3) prepare, execute, acknowledge, deliver and file Form

144s (including any amendments or supplements thereto) with

respect to the sale of securities of the Company by the

undersigned, with the SEC, any national securities exchanges and

the Company, as considered necessary or advisable under Rule 144

of the Securities Act of 1933 and the rules and regulations

promulgated thereunder, as amended from time to time;

       (4)    seek or obtain, as the undersigned's representative

and on the undersigned's behalf, information on transactions in

the Company's securities from any third party, including

brokers, employee benefit plan administrators and trustees, and

the undersigned hereby authorizes any such person to release any

such information to the attorney-in-fact and approves and

ratifies any such release of information; and

      (5)     perform any and all other acts which in the

discretion of such attorney-in-fact are necessary or desirable

for and on behalf of the undersigned in connection with the

foregoing.

      The undersigned acknowledges that:

      (1)  this Limited Power of Attorney authorizes, but does

not require, each such attorney-in-fact to act in his discretion

on information provided to such attorney-in-fact without

independent verification of such information;

      (2)  any documents prepared and/or executed by each such

attorney-in-fact on behalf of the undersigned pursuant to this

Limited Power of Attorney will be in such form and will contain

such information and disclosure as such attorney-in-fact, in his

discretion, deems necessary or desirable;

      (3)  neither the company nor such attorney-in-fact assumes

(i) any liability for the undersigned's responsibility to comply

with the requirement of the Exchange Act, (ii) any liability of

the undersigned for any failure to comply with such

requirements, or (iii) any obligation or liability of the

undersigned for profit disgorgement under Section 16(b) of the

Exchange Act; and

      (4)  this Power of Attorney does not relieve the

undersigned from responsibility for compliance with the

undersigned's obligations under the Exchange Act, including

without limitation, the reporting requirements under Section 16

of the Exchange Act.

      The undersigned hereby gives and grants each of the

foregoing attorneys-in-fact full power and authority to do and

perform all and every act and thing whatsoever required,

necessary or appropriate to be done in connection with the

undersigned and the undersigned also hereby ratifies all that

each such attorney-in-fact shall lawfully do or cause to be done

by virtue of this Limited Power of Attorney.

      This Power of Attorney shall remain in full force and

effect until revoked by the undersigned in a signed writing

delivered to each such attorney-in-fact.

      IN WITNESS WHEREOF, the undersigned has caused this Limited

Power of Attorney to be executed as of this 29th day of January,

2008.





     /s/ George S. Barrett

     Signature



     GEORGE S. BARRETT

     Print Name