MONTREAL, CANADA -- (MARKET WIRE) -- April 30, 2007 -- Paladin Labs Inc. (TSX: PLB), a leading Canadian specialty pharmaceutical company, today announced the closing of the purchase of BioEnvelop Inc. a wholly owned subsidiary of BioEnvelop Technologies Inc. (TSX-V: BIE). BioEnvelop Inc. has expertise in developing and manufacturing rapidly dissolving edible films for the nutraceutical and pharmaceutical markets. Its products are currently generating revenue in both Canada and the United States.