FAIRCHILD INTERNATIONAL CORPORATION 595 Hornby Street, Suite 603 Vancouver, British Columbia V6C 1A4 Canada 604-646-5614 May 28, 2002

XXXXXXXXX INTERNATIONAL CORPORATION
000 Xxxxxx Xxxxxx, Xxxxx 000
Xxxxxxxxx, Xxxxxxx Xxxxxxxx X0X 0X0 Xxxxxx
604-646-5614

May 28, 2002

Praxis Pharmaceuticals Inc.
#000 - 000 Xxxxx Xxxxxx
Xxxxxxxxx, XX X0X 0X0

Gentlemen:

This letter outlines our agreement pertaining to the Termination of License And Research & Development Agreement Dated the 28th day of February, 2001 (the "Termination Agreement") and the amendment to the Termination Agreement dated January 15, 2002 (the "First Amendment").

In the Termination Agreement, Xxxxxxxxx and Praxis had agreed that Praxis would retain those common shares of Xxxxxxxxx issued to Praxis under the terms of the original license agreement; and that Praxis would pay to Xxxxxxxxx 30% of Net Revenues from sales of the agents in the arthritis and topical treatment of dermal wrinkles to a maximum of $250,000 over the first three years of sales (the "Royalty Obligation").

In the First Amendment Xxxxxxxxx and Praxis agreed that (1) Praxis would place its Xxxxxxxxx shares (the "Shares") in a voluntary pooling arrangement whereby an amount equal to 1% of the total number of Xxxxxxxxx'x outstanding shares would be released every three months to Praxis, and (2) so long as Praxis paid Xxxxxxxxx 66.6% of the proceeds from the sale of the Shares until US$175,000 had been paid, Xxxxxxxxx would xxxx that payment to be in full and complete satisfaction of the Royalty Obligation described above.

Xxxxxxxxx and Praxis now further amend the Termination Agreement and the First Amendment as follows:

1. The Shares need not be placed in a voluntary pooling arrangement.

2. Praxis shall comply with all of the requirements for the resale of the Shares under Rule 144 of the United States Securities Act of 1933.

3. So long as Praxis has paid Xxxxxxxxx a total of US$175,000 by May 31, 2003, such payment shall be deemed to be in full and complete satisfaction of the Royalty Obligation described above.

Please sign below to indicate your agreement and acceptance of this amendment to the Termination Agreement.

XXXXXXXXX INTERNATIONAL CORPORATION

By: /s/ Xxxxx Xxx
_______________________________
Xxxxx Xxx, Secretary

Agreed to and accepted this 28th day of May, 2002.
PRAXIS PHARMACEUTICALS INC.

By: /s/ Xxxxxx Xxxxx
_______________________________
Xxxxxx Xxxxx, Secretary