August 5, 2008

Effective immediately, the common shares of Onco Petroleum Inc. ("ONCO") are suspended from trading on CNQ for failure to comply with CNQ requirements.

The common shares, which were already halted, will remain suspended until further notice.

For further information please contact Radhika Ramkarran at (416) 572-2000 X 2435 or E-mail: radhika.ramkarran@cnq.ca