MONTREAL, QUEBEC--(Marketwire - July 02, 2008) - Paladin Labs Inc. (TSX: PLB) and Procter & Gamble (P&G) Pharmaceuticals Canada, Inc., today announced that the companies have entered into a Canadian Co-Promotion Agreement for SEASONALE™ - the first and only extended-cycle oral contraceptive available in Canada. With SEASONALE™, Canadian women have an oral contraceptive option that will allow them to have just four periods per year.