<ARTICLE> 5
<LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM
SCHERING-PLOUGH CORPORATION AND SUBSIDIARIES' STATEMENT OF CONSOLIDATED
INCOME FOR THE NINE MONTHS ENDED SEPTEMBER 30, 1994, CONSOLIDATED BALANCE
SHEET AT SEPTEMBER 30, 1994, RELATED NOTES TO CONSOLIDATED FINANCIAL 
STATMENTS AND EXHIBIT 11 - COMPUTATION OF EARNINGS PER COMMON SHARE FOR THE 
NINE MONTHS ENDED SEPTEMBER 30, 1994 AND IS QUALIFIED IN ITS ENTIRETY BY 
REFERENCE TO SUCH FINANCIAL STATEMENTS.
<MULTIPLIER>                    1000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1994
<PERIOD-END>                               SEP-30-1994
<CASH>                                          135100
<SECURITIES>                                    115800
<RECEIVABLES>                                   709900
<ALLOWANCES>                                         0
<INVENTORY>                                     473500
<CURRENT-ASSETS>                               1881400
<PP&E>                                         3001800
<DEPRECIATION>                                  948000
<TOTAL-ASSETS>                                 4411000
<CURRENT-LIABILITIES>                          1913400
<BONDS>                                         186700
<COMMON>                                        251500
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                     1590600
<TOTAL-LIABILITY-AND-EQUITY>                   4411000
<SALES>                                        3477400
<TOTAL-REVENUES>                               3477400
<CGS>                                           713100
<TOTAL-COSTS>                                   713100
<OTHER-EXPENSES>                                454400
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               33600
<INCOME-PRETAX>                                 945000
<INCOME-TAX>                                    226800
<INCOME-CONTINUING>                             718200
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    718200
<EPS-PRIMARY>                                     3.73
<EPS-DILUTED>                                     3.69