<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEETS AND CONSOLIDATED STATEMENT OF OPERATIONS FOUND ON
PAGES 4 AND 5 ON TH COMPANY'S FORM 10-Q FOR THE YEAR-TO-DATE, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000897075
<NAME> ZONAGEN, INC.
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               SEP-30-1996
<CASH>                                       9,934,104
<SECURITIES>                                         0
<RECEIVABLES>                                  422,419
<ALLOWANCES>                                         0
<INVENTORY>                                    170,500
<CURRENT-ASSETS>                            11,172,360
<PP&E>                                         989,898
<DEPRECIATION>                                 676,256
<TOTAL-ASSETS>                              13,105,565
<CURRENT-LIABILITIES>                        2,142,095
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                      1,365
<COMMON>                                         5,130
<OTHER-SE>                                  10,870,869
<TOTAL-LIABILITY-AND-EQUITY>                13,105,565
<SALES>                                      2,065,565
<TOTAL-REVENUES>                             2,171,720
<CGS>                                        1,419,821
<TOTAL-COSTS>                                1,419,821
<OTHER-EXPENSES>                             6,034,490
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             160,540
<INCOME-PRETAX>                            (5,443,131)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                        (5,443,131)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                               (5,443,131)
<EPS-PRIMARY>                                   (1.14)
<EPS-DILUTED>                                        0