<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CARDINAL
HEALTH INC.'S FORM 10-Q FOR THE PERIOD ENDED MARCH 31, 1998 AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS
</LEGEND>
<MULTIPLIER> 1,000,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          JUN-30-1998
<PERIOD-START>                              JUL-1-1997
<PERIOD-END>                               MAR-31-1998
<CASH>                                             150
<SECURITIES>                                         0
<RECEIVABLES>                                    1,491
<ALLOWANCES>                                      (68)
<INVENTORY>                                      2,864
<CURRENT-ASSETS>                                 4,885
<PP&E>                                           2,614
<DEPRECIATION>                                 (1,145)
<TOTAL-ASSETS>                                   7,565
<CURRENT-LIABILITIES>                            2,854
<BONDS>                                          1,320
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         1,072
<OTHER-SE>                                       1,908
<TOTAL-LIABILITY-AND-EQUITY>                     7,565
<SALES>                                         15,377
<TOTAL-REVENUES>                                15,377
<CGS>                                           13,733
<TOTAL-COSTS>                                   13,733
<OTHER-EXPENSES>                                 1,031
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                (71)
<INCOME-PRETAX>                                    500
<INCOME-TAX>                                       181
<INCOME-CONTINUING>                                319
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       319
<EPS-BASIC>                                       1.14
<EPS-DILUTED>                                     1.12