PharmaDrug Inc. (CSE: PHRX) (OTCQB: LMLLF), a specialty pharmaceutical company focused on the research, development and commercialization of controlled-substances and natural medicines such as psychedelics, cannabis and naturally-derived approved drugs, is pleased to announce that it has successfully completed a head-to-head potency comparator study of its two undisclosed DMT-analogue candidates for the treatment of primary…