BUZZ-IntelliPharmaCeutics International Inc: Positive data on painkiller
** Generic drug maker's U.S.-listed shares up 13.7 pct at $2.41
** Company said its experimental painkiller Rexista Oxycodone XR had similar effect on patients as Purdue Pharma's existing drug Oxycontin, both of which share same active ingredient
** U.S. Food and Drug Administration said in May that company would not be required to conduct late-stage study for drug if it showed bioequivalence to Oxycontin
** IntelliPharmaCeutics said it expected to file marketing application for drug with FDA within next 6 months
** Stock fell 10 pct in 2015
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