A comparison of the respiratory depressant effects of dextropropoyphene and codeine in man.
D000704:Analysis of Variance; D002245:Carbon Dioxide / Q000032:analysis; D003061:Codeine / Q000494:pharmacology*; D011431:Dextropropoxyphene / Q000494:pharmacology*; D006801:Humans; D008297:Male; D010919:Placebos; D012119:Respiration / Q000187:drug effects*
D010919:Placebos; D002245:Carbon Dioxide; D011431:Dextropropoxyphene; D003061:Codeine