EXHIBIT 23.3


                       CONSENT OF INDEPENDENT ACCOUNTANTS

         We hereby consent to the incorporation by reference in this
Post-Effective Amendment No. 1 to Registration Statement on Form S-4 (File
No. 333-42778) of Millennium Pharmaceuticals, Inc. of our report dated
February 12, 1999 relating to the financial statements of CytoMed, Inc.,
which appears in the Current Report on Form 8-K/A of Millennium
Pharmaceuticals, Inc. dated January 6, 2000. We also consent to the reference
to us under the heading "Experts" in such Registration Statement.

Boston, Massachusetts
September 28, 2000                            /s/ PRICEWATERHOUSECOOPERS LLP