title: Urinary excretion of ephedrine in man without pH control following oral administration of three commercial ephedrine sulfate preparations.
mesh_terms: D000284:Administration, Oral; D000328:Adult; D002849:Chromatography, Gas; D004304:Dosage Forms; D004809:Ephedrine / Q000008:administration & dosage / Q000378:metabolism / Q000652:urine*; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D008962:Models, Theoretical; D013431:Sulfates / Q000008:administration & dosage; D013997:Time Factors
chemical_list: D004304:Dosage Forms; D013431:Sulfates; D004809:Ephedrine