Determination of guaiphenesin and its metabolite, beta-(2-methoxyphenoxy)-lactic acid, in plasma by high-performance liquid chromatography.
D000818:Animals; D002851:Chromatography, High Pressure Liquid; D006140:Guaifenesin / Q000008:administration & dosage / Q000031:analogs & derivatives* / Q000097:blood* / Q000378:metabolism; D006736:Horses; D007275:Injections, Intravenous; D013997:Time Factors
C002270:beta-(2-methoxyphenoxy)lactic acid; D006140:Guaifenesin