1
Anna Borsodi, Zsuzsa Furst, Sandor Hosztafi, Schafferne E Varga, BuzaBeata, Tamas Friedmann, Sandor Benyhe, Maria Szucs: Pharmaceutical composition and use. Alkaloida Chemical Company, Steinberg Raskin & Davidson, May 31, 1994: US05317022 (70 worldwide citation)

A biologically active preparation for human or veterinary use for the selective blockade of opioid binding sites of the brain responsible for respiratory depression containing in a biologically active quantity the codeinone derivative of general formula (I) or its salt


2
Anna Borsodi, Zsuzsa Furst, Sandor Hosztafi, Schafferne E Varga, Beata Buzas, Tamas Friedmann, Sandor Benyhe, Maria Szucs: Apioid analgesic without respiratory depression. Alkaloida Chemical Company, Steinberg Raskin & Davidson, October 10, 1995: US05457110 (2 worldwide citation)

A biologically active preparation for human or veterinary use for the selective blockade of opioid binding sites of the brain responsible for respiratory depression containing in a biologically active quantity the codeinone derivative of general formula (I) or its salt