<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS NINE MONTH YEAR TO DATE SUMMARY FINANCIAL INFORMATION EXTRACTED FROM AMERICAN BIOGENETIC SCIENCES, INC. 2000 10-Q FOR THE THIRD QUARTER ENDED SEPTEMBER 30, 2000. </LEGEND> <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> SEP-30-2000 <CASH> 2,083,000 <SECURITIES> 0 <RECEIVABLES> 340,000 <ALLOWANCES> 0 <INVENTORY> 562,000 <CURRENT-ASSETS> 54,000 <PP&E> 2,346,000 <DEPRECIATION> 1,919,000 <TOTAL-ASSETS> 6,170,000 <CURRENT-LIABILITIES> 483,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 44,000 <OTHER-SE> 5,630,000 <TOTAL-LIABILITY-AND-EQUITY> 6,170,000 <SALES> 1,211,000 <TOTAL-REVENUES> 1,853,000 <CGS> 447,000 <TOTAL-COSTS> 447,000 <OTHER-EXPENSES> 940,000 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 16,000 <INCOME-PRETAX> (2,529,000) <INCOME-TAX> 0 <INCOME-CONTINUING> (2,529,000) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (2,529,000) <EPS-BASIC> (.12) <EPS-DILUTED> (.12)