THE SECURITIES REPRESENTED HEREBY HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS
AMENDED, AND MAY NOT BE OFFERED, SOLD OR OTHERWISE TRANSFERRED, PLEDGED OR HYPOTHECATED
UNLESS AND UNTIL REGISTERED UNDER SAID ACT OR UNLESS SOLD PURSUANT TO RULE 144 PROMULGATED
UNDER SAID ACT, OR UNLESS, IN THE OPINION OF COUNSEL SATISFACTORY IN FORM AND SUBSTANCE TO THE
ISSUER OF THESE SECURITIES, SUCH OFFER, SALE OR TRANSFER, PLEDGE OR HYPOTHECATION IS EXEMPT FROM
THE REGISTRATION PROVISIONS OF SAID ACT.
DUSKA THERAPEUTICS, INC.
FOR THE PURCHASE OF COMMON STOCK
1. Issuance . For value received, the receipt of which is hereby acknowledged by Duska Therapeutics, Inc., a Nevada
corporation (the “Company”), John N. Kapoor Trust, an Illinois Trust, or its assignee pursuant to Section 13 (the “Holder”), is
hereby granted the right to purchase, at any time until October 1, 2006 (the “Expiration Date”), Nine Hundred Ninety Thousand
(990,000) fully paid and nonassessable shares (the “Warrant Shares”) of the Company’s common stock, par value $.01 (the
“Common Stock”), at the exercise price of $2.00 per share (the “Exercise Price”), subject in all cases to adjustment as provided in
Section 6 hereof.
2. Procedure for Exercise .
2.1 Exercise of Warrant . The Holder of this Warrant may exercise this Warrant, in whole or in part, and, upon
surrender of this Warrant with the annexed Notice of Exercise Form duly executed, together with payment of the Exercise
Price for the shares of Common Stock purchased, the Holder shall be entitled to receive a certificate or certificates for the
shares of Common Stock so purchased.
2.2 Reissuance of Warrant . In case the Holder shall exercise the Warrant with respect to less than all the Warrant
Shares that may be purchased under this Warrant, the Company shall execute a new Warrant for the balance of the
Warrant Shares that may be purchased upon subsequent exercise of this Warrant and deliver such new Warr