SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                -----------------

                                  SCHEDULE 13G
                                 (Rule 13d-102)

             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
           TO RULES 13d-1(b),(c) AND (d) AND AMENDMENTS THERETO FILED
                            PURSUANT TO RULE 13d-2(b)
                               (Amendment No. 1)1


                          GENETRONICS BIOMEDICAL CORP.
 ------------------------------------------------------------------------------
                                (Name of Issuer)


                                  Common Stock
 ------------------------------------------------------------------------------
                         (Title of Class of Securities)


                                   371916 10 7
 ------------------------------------------------------------------------------
                                 (CUSIP Number)


                                December 31, 2002
 -----------------------------------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which
this Schedule is filed:

         [ ] Rule 13d-1(b)

         [X] Rule 13d-1(c)

         [ ] Rule 13d-1(d)
--------
         1 The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which
would alter disclosures provided in a prior cover page.  The information
required on the remainder of this cover page shall not be deemed to be "filed"
for the purpose of Section 18 of the Securities Exchange Act of 1934 or
otherwise subject to the liabilities of that section of the Act but shall be
subject to all other provisions of the Act.



CUSIP No. 371916 10 7                                         Page 2 of 5 Pages


-------------------------------------------------------------------------------
1.   NAMES OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

                  Johnson & Johnson
                  22-1024240

-------------------------------------------------------------------------------
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                         (a) [  ]
                                                         (b) [  ]

-------------------------------------------------------------------------------
3.   SEC USE ONLY

-------------------------------------------------------------------------------
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

         New Jersey

-------------------------------------------------------------------------------
   NUMBER OF               5.   SOLE VOTING POWER
    SHARES
 BENEFICIALLY                               -0-
   OWNED BY
     EACH                  ----------------------------------------------------
   REPORTING                6.   SHARED VOTING POWER
    PERSON
     WITH                         2,242,611 shares of Common Stock

                           ----------------------------------------------------
                           7.   SOLE DISPOSITIVE POWER

                                             -0-

                           ----------------------------------------------------
                           8.   SHARED DISPOSITIVE POWER

                                  2,242,611 shares of Common Stock


-------------------------------------------------------------------------------
9.       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                  2,242,611 shares of Common Stock

-------------------------------------------------------------------------------
10.      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

                                                             [  ]

-------------------------------------------------------------------------------
11.      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                     4.5%

-------------------------------------------------------------------------------
12.      TYPE OF REPORTING PERSON

                  CO
-------------------------------------------------------------------------------



CUSIP No. 371916 10 7                                         Page 3 of 5 Pages


-------------------------------------------------------------------------------
1.   NAMES OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

                  Johnson & Johnson Development Corporation
                  22-2007137

-------------------------------------------------------------------------------
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                         (a) [  ]
                                                         (b) [  ]

-------------------------------------------------------------------------------
3.   SEC USE ONLY

-------------------------------------------------------------------------------
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

         New Jersey

-------------------------------------------------------------------------------
   NUMBER OF               5.   SOLE VOTING POWER
    SHARES
 BENEFICIALLY                               -0-
   OWNED BY                ----------------------------------------------------
     EACH                  6.   SHARED VOTING POWER
   REPORTING
    PERSON                        2,242,611 shares of Common Stock
     WITH
                           ----------------------------------------------------
                           7.   SOLE DISPOSITIVE POWER

                                            -0-
                           ----------------------------------------------------
                           8.   SHARED DISPOSITIVE POWER

                                  2,242,611 shares of Common Stock

-------------------------------------------------------------------------------
9.       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                  2,242,611 shares of Common Stock

-------------------------------------------------------------------------------
10.      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

                                                         [  ]

-------------------------------------------------------------------------------
11.      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                     4.5%

-------------------------------------------------------------------------------
12.      TYPE OF REPORTING PERSON

                  CO
-------------------------------------------------------------------------------



CUSIP No. 371916 10 7                                         Page 4 of 5 Pages



                Amendment No. 1 to Schedule 13G (Final Amendment)
                -------------------------------------------------

          Reference is hereby made to the statement on Schedule 13G filed with
the Securities and Exchange Commission on March 21, 2001 (the "Schedule 13G").
Terms defined in the Schedule 13G are used herein as so defined.

          The following items of the Schedule 13G are hereby amended and
restated as follows:

ITEM 1(a).        NAME OF ISSUER.

                  Genetronics Biomedical Corp.

ITEM 4.           OWNERSHIP.

         (a)      Amount Beneficially Owned:

                  J&J: 2,242,611 shares of Common Stock
                  JJDC: 2,242,611 shares of Common Stock

         (b)      Percent of Class:

                  J&J: 4.5%
                  JJDC: 4.5%

         (c)      Number of shares as to which such person has:

                  (i) sole power to vote or to direct the vote: -0-

                  (ii) shared power to vote or to direct the vote:

                       J&J: 2,242,611 shares of Common Stock
                       JJDC: 2,242,611 shares of Common Stock

                  (iii) sole power to dispose or to direct
                        the disposition of:      -0-

                  (iv)  shared power to dispose or to direct the disposition of:

                        J&J: 2,242,611 shares of Common Stock
                        JJDC: 2,242,611 shares of Common Stock








CUSIP No. 371916 10 7                                         Page 5 of 5 Pages

                                    SIGNATURE

          After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

                                JOHNSON & JOHNSON


                                By     /s/ MICHAEL H. ULLMANN
                                  ---------------------------------------------
                                Name: Michael H. Ullmann
                                Title: Secretary

Dated: January 22, 2003

                                JOHNSON & JOHNSON DEVELOPMENT CORPORATION


                                By    /s/ ERIC B. JUNG
                                  ---------------------------------------------
                                Name: Eric B. Jung
                                Title: Secretary

Dated: January 22, 2003