<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM SECOND QUARTER ENDED OCTOBER 31, 1998 SYNTHETIC BLOOD INTERNATIONAL, INC. </LEGEND> <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> APR-30-1999 <PERIOD-START> MAY-01-1998 <PERIOD-END> OCT-31-1998 <CASH> 249,149 <SECURITIES> 0 <RECEIVABLES> 0 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 266,139 <PP&E> 300,063 <DEPRECIATION> 227,990 <TOTAL-ASSETS> 448,346 <CURRENT-LIABILITIES> 498,116 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 510,243 <OTHER-SE> (570,013) <TOTAL-LIABILITY-AND-EQUITY> 448,346 <SALES> 0 <TOTAL-REVENUES> 3,233 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 237,208 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 3,986 <INCOME-PRETAX> (237,961) <INCOME-TAX> 0 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (237,961) <EPS-PRIMARY> (0.005) <EPS-DILUTED> (0.005)