<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MEDIMMUNE,
INC.'S QUARTERLY REPORT ON FORM 10-Q FOR THE SIX MONTHS ENDED JUNE 30, 1996
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FILING. 
</LEGEND>
<MULTIPLIER> 1,000
       
                                       
<PERIOD-TYPE>                              6-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               JUN-30-1996
<CASH>                                           9,743
<SECURITIES>                                    71,324
<RECEIVABLES>                                    7,573
<ALLOWANCES>                                         0
<INVENTORY>                                      6,173
<CURRENT-ASSETS>                                95,698
<PP&E>                                          10,445
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                                 106,295
<CURRENT-LIABILITIES>                            9,750
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           216
<OTHER-SE>                                      93,478
<TOTAL-LIABILITY-AND-EQUITY>                   106,295
<SALES>                                         13,454
<TOTAL-REVENUES>                                18,361
<CGS>                                            8,122
<TOTAL-COSTS>                                   28,923
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 120
<INCOME-PRETAX>                                (8,608)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            (8,608)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (8,608)
<EPS-PRIMARY>                                   (0.42)
<EPS-DILUTED>                                   (0.42)