<ARTICLE> 5 EXHIBIT 27 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE AMERICAN HOME PRODUCTS CORPORATION AND SUBSIDIARIES CONSOLIDATED CONDENSED BALANCE SHEET AS OF MARCH 31, 1999 AND CONSOLIDATED CONDENSED STATEMENT OF INCOME FOR THE THREE MONTHS ENDED MARCH 31, 1999, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> MAR-31-1999 <CASH> 1,330,609 <SECURITIES> 130,789 <RECEIVABLES> 3,246,167 <ALLOWANCES> 0 <INVENTORY> 2,191,229 <CURRENT-ASSETS> 8,103,280 <PP&E> 6,638,885 <DEPRECIATION> 2,427,198 <TOTAL-ASSETS> 21,026,469 <CURRENT-LIABILITIES> 3,973,922 <BONDS> 4,198,658 <COMMON> 436,874 <PREFERRED-MANDATORY> 0 <PREFERRED> 63 <OTHER-SE> 9,012,966 <TOTAL-LIABILITY-AND-EQUITY> 21,026,469 <SALES> 3,442,352 <TOTAL-REVENUES> 3,442,352 <CGS> 912,912 <TOTAL-COSTS> 912,912 <OTHER-EXPENSES> 408,427 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 56,331 <INCOME-PRETAX> 914,497 <INCOME-TAX> 259,579 <INCOME-CONTINUING> 654,918 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 654,918 <EPS-PRIMARY> 0.50 <F1> <EPS-DILUTED> 0.49 <F2> <FN> <F1> This amount represents Basic Earnings per Share in accordance with the requirements of Statement of Financial Accounting Standards No. 128 - "Earnings per Share." <F2> This amount represents Diluted Earnings per Share in accordance with the requirements of Statement of Financial Accounting Standards No. 128 - "Earnings per Share." </FN>