EXHIBIT 99.2

                        CERTIFICATION OF CFO PURSUANT TO
                            18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                 SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Annyal Report of Genelabs Technologies, Inc. (the
"Company") on Form 10-K for the period ended December 31, 2002 as filed with
the Securities and Exchange Commission on the date hereof (the "Report"),
Matthew M. Loar, as Chief Financial Officer of the Company, hereby certifies,
pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002, to the best of his knowledge, that:

         (1) The Report fully complies with the requirements of Section 13(a)
of the Securities Exchange Act of 1934; and

         (2) The information contained in the Report fairly presents, in all
material respects, the financial condition and result of operations of the
Company.

/s/  MATTHEW M. LOAR
------------------------------------
Matthew M. Loar
Chief Financial Officer
April 15, 2003


A signed original of this written statement required by Section 906 has been
provided to the Company and will be retained by the Company and furnished to
the Securities and Exchange Commission or its staff upon request.


This certification accompanies this Report pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002 (the "Act") and shall not, except to the extent
required by the Act, be deemed filed by the Company for purposes of Section 18
of the Securities Exchange Act of 1934, as amended.