<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)