WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

  


<ARTICLE>                     5
<LEGEND>
     THIS SCHEDULE  CONTAINS SUMMARY  FINANCIAL  INFORMATION  EXTRACTED FROM THE
FINANCIAL  STATEMENTS  INCLUDED  IN THE ANNUAL  REPORT ON FORM 10-K FOR THE YEAR
ENDED  12-31-97 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH  FINANCIAL
STATEMENTS.
</LEGEND>
<CIK>                           0000726512  
<NAME>                          SCIOS INC.
<MULTIPLIER>                                           1,000
<CURRENCY>                      U.S. DOLLAR
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>               DEC-31-1997
<PERIOD-START>                  JAN-01-1997
<PERIOD-END>                    DEC-31-1997
<CASH>                                                10,197
<SECURITIES>                                          54,503
<RECEIVABLES>                                          5,215
<ALLOWANCES>                                               0
<INVENTORY>                                                0
<CURRENT-ASSETS>                                      29,334
<PP&E>                                                68,708
<DEPRECIATION>                                       (35,125)
<TOTAL-ASSETS>                                       116,871
<CURRENT-LIABILITIES>                                 24,810
<BONDS>                                               31,919
<PREFERRED-MANDATORY>                                      0
<PREFERRED>                                                0
<COMMON>                                                  38
<OTHER-SE>                                            60,104
<TOTAL-LIABILITY-AND-EQUITY>                         116,871
<SALES>                                               35,193
<TOTAL-REVENUES>                                      47,429
<CGS>                                                 20,179 
<TOTAL-COSTS>                                         87,166
<OTHER-EXPENSES>                                       1,261
<LOSS-PROVISION>                                           0
<INTEREST-EXPENSE>                                     2,229
<INCOME-PRETAX>                                      (38,667)
<INCOME-TAX>                                               0
<INCOME-CONTINUING>                                  (38,667)
<DISCONTINUED>                                             0
<EXTRAORDINARY>                                            0
<CHANGES>                                                  0
<NET-INCOME>                                         (38,667)
<EPS-PRIMARY>                                          (1.07)
<EPS-DILUTED>                                          (1.07)