<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS THREE MONTH YEAR TO DATE SUMMARY FINANCIAL INFORMATION EXTRACTED FROM AMERICAN BIOGENETIC SCIENCES, INC. 2000 10-Q FOR THE FIRST QUARTER ENDED MARCH 31, 2000. </LEGEND> <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> MAR-31-2000 <CASH> 4,157,000 <SECURITIES> 0 <RECEIVABLES> 284,000 <ALLOWANCES> 0 <INVENTORY> 513,000 <CURRENT-ASSETS> 5,022,000 <PP&E> 2,318,000 <DEPRECIATION> 1,865,000 <TOTAL-ASSETS> 8,368,000 <CURRENT-LIABILITIES> 829,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 44,000 <OTHER-SE> 7,469,000 <TOTAL-LIABILITY-AND-EQUITY> 8,368,000 <SALES> 383,000 <TOTAL-REVENUES> 959,000 <CGS> 156,000 <TOTAL-COSTS> 156,000 <OTHER-EXPENSES> 261,000 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 11,000 <INCOME-PRETAX> (498,000) <INCOME-TAX> 0 <INCOME-CONTINUING> (498,000) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (498,000) <EPS-BASIC> (.07) <EPS-DILUTED> (.07)