Neurochem, Inc. Announces it Has Obtained Written Consent from its Shareholders in Connection with its Private Placement of US$80 Million Aggregate Principal Amount of Convertible Notes

LAVAL, QC, June 5 /PRNewswire-FirstCall/ - Neurochem Inc. ("Neurochem") announced today that, in connection with its previously announced private placement of US$80 million aggregate principal amount of convertible notes (the "Notes") and warrants the ("Warrants") to purchase common shares (the "Common Shares"), it has provided the Toronto Stock Exchange (the "TSX") with written evidence that holders of more than 50% of its securities are familiar with the terms of the Notes and Warrants and are in favour thereof.

Pursuant to the rules of the TSX, without shareholder approval, Neurochem could not issue more than 9,694,832 Common Shares upon conversion of the Notes and exercise of the Warrants or give effect to certain adjustment and anti-dilution provisions of the Notes or Warrants that would result in an exercise or conversion price that is less than the "market price" of the Common Shares as such term is defined for the purposes of the rules of the TSX.

In order to benefit from the exemption set forth at Section 604 of the TSX Company Manual from the requirement to hold a special shareholders' meeting to obtain the required approval, Neurochem has provided the TSX with written evidence that holders of more than 50% of its voting securities are familiar with the terms of the Notes and Warrants, including the provisions that could result in the issuance of Common Shares in excess of the 9,694,832 Common Shares or in the exercise or conversion price of the Warrants or Notes being less than the "market price" of the Common Shares as such term is defined for the purposes of the rules of the TSX and are in favour thereof. Such approval will be effective on June 12, 2007.

The forms of Notes and Warrants are available at www.sedar.com and at www.sec.gov.

About Neurochem

Neurochem Inc. is focused on the development and commercialization of innovative therapeutics to address critical unmet medical needs. Eprodisate (KIACTA(TM)) is currently being developed for the treatment of Amyloid A (AA) amyloidosis, and is under regulatory review for marketing approval by the United States Food and Drug Administration, the European Medicines Agency and Swissmedic. Tramiprosate (ALZHEMED(TM)), for the treatment of Alzheimer's disease, has completed a Phase III clinical trial in North America and is currently in a Phase III clinical trial in Europe, while tramiprosate (CEREBRIL(TM)), for the prevention of Hemorrhagic Stroke caused by Cerebral Amyloid Angiopathy, has completed a Phase IIa clinical trial.

To Contact Neurochem

For additional information on Neurochem and its drug development programs, please call the North American toll-free number 1 877 680-4500 or visit our Web Site at: www.neurochem.com.

Certain statements contained in this news release, other than statements of fact that are independently verifiable at the date hereof, may constitute forward-looking statements. Such statements, based as they are on the current expectations of management, inherently involve numerous risks and uncertainties, known and unknown, many of which are beyond Neurochem's control. Such risks include but are not limited to: the impact of general economic conditions, general conditions in the pharmaceutical industry, changes in the regulatory environment in the jurisdictions in which Neurochem does business, stock market volatility, fluctuations in costs, and changes to the competitive environment due to consolidation, that actual results may vary once the final and quality-controlled verification of data and analyses has been completed, as well as other risks disclosed in public filings of Neurochem. Consequently, actual future results may differ materially from the anticipated results expressed in the forward-looking statements. The reader should not place undue reliance, if any, on the forward-looking statements included in this news release. These statements speak only as of the date made and Neurochem is under no obligation and disavows any intention to update or revise such statements as a result of any event, circumstances or otherwise. Please see the Annual Information Form for further risk factors that might affect the Company and its business.

NEUROCHEM INC.

CONTACT: Lise Hebert, Ph.D., Vice President, Corporate Communications,(450) 680-4572, lhebert@neurochem.com