SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549


                                    FORM 8-K

                                 CURRENT REPORT

     PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): January 29, 2004

                                  MISONIX, INC.
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             (Exact name of registrant as specified in its charter)

       New York                        1-10986                  11-2148932
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(State or other jurisdiction    (Commission File Number)     (IRS Employer
of incorporation)                                            Identification No.)


1938 New Highway, Farmingdale, NY                                 11735
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(Address of principal executive offices)                        (Zip Code)

                                 (631) 694-9555
                                 --------------
              (Registrant's telephone number, including area code)




ITEM 7.   FINANCIAL STATEMENTS AND EXHIBITS.
          ----------------------------------

     (a)  Financial Statements of Businesses Acquired.

          None.

     (b)  Pro Forma Financial Information.

          None.

     (c)  Exhibits.

     99.1 Press Release, dated January 29, 2004, issued by MISONIX, INC.

ITEM 9.   REGULATION FD DISCLOSURE (PURSUANT TO ITEM 12).
          -----------------------------------------------

          The  following  information is furnished pursuant to Item 12, "Results
          of  Operations and Financial Condition" in accordance with SEC Release
          No.  33-8216.

          On  January  29, 2004, MISONIX, INC. issued a press release announcing
          its  financial results for the quarter ended December 31, 2003. A copy
          of  this  press  release  is furnished as Exhibit 99.1 to this report.





                                   SIGNATURES
                                   ----------

Pursuant  to  the  requirements  of  the  Securities  Exchange  Act of 1934, the
registrant  has  duly  caused  this  report  to  be  signed on its behalf by the
undersigned  hereunto  duly  authorized.


Date:   January 30, 2004
                                   MISONIX, INC.

                                   By:  /s/ Richard Zaremba
                                        -------------------
                                        Richard Zaremba
                                        Vice President, Chief Financial Officer,
                                        Treasurer and Secretary





                                  EXHIBIT INDEX
                                  -------------

The following is a list of Exhibits furnished with this report.

Exhibit No.   Description
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99.1          Press Release, dated January 29, 2004, issued by MISONIX, INC.