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                                                                EXHIBIT 23.2


               CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS

We consent to the incorporation by reference in the Registration Statement
(Form S-8) pertaining to the Incentive Stock Option, Non-qualified Stock
Option, and Restricted Stock Purchase Plan - 1991 of SONUS Pharmaceuticals,
Inc. of our report dated January 31, 1997 with respect to the financial
statements of SONUS Pharmaceuticals, Inc. included in its Annual Report (Form
10-K) for the year ended December 31, 1996 filed with the Securities and
Exchange Commission.


                                        ERNST & YOUNG LLP


Seattle, Washington
September 3, 1997

