Patheon Inc. to present at Scotia Capital Pharmaceutical and Biotechnology Conference

Toronto, Canada (April 24, 2006) — Patheon Inc. (TSX: PTI) today announced that the Company will present at the Scotia Capital Pharmaceutical and Biotechnology Conference on Wednesday, April 26, 2006 at 1:20 p.m. (Eastern Standard Time). The conference will be held at Le Meridien King Edward Hotel in Toronto.

All interested parties are invited to listen to the live audio webcast of the presentation by Douglas L. Ludwig, Chief Financial Officer and Executive Vice-President, Patheon Inc., via Patheon’s website at www.patheon.com, or through the Scotia Capital website at http://www.insinc.com/scotia/20060426/preflight.html. (Microsoft Media Player or RealPlayer required). The webcast will be audio only; however, presentation slides will be available on the Patheon website after the presentation.

An archived replay of the webcast presentation will be available on the Scotia Capital website for 90 days following the live presentation and will also be accessible via the Patheon website.

Patheon (TSX:PTI; www.patheon.com) is a leading global provider of drug development and manufacturing services to the international pharmaceutical industry. Patheon operates a network of 14 facilities in the United States, Canada and Europe, employing more than 5,900 people and serving a client base of more than 200 pharmaceutical and biotechnology companies.

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