Guaifenesin effects on the guaiac test for occult blood.
D000284:Administration, Oral; D000328:Adult; D005243:Feces / Q000187:drug effects; D005260:Female; D006138:Guaiac; D006140:Guaifenesin / Q000008:administration & dosage / Q000494:pharmacology*; D006801:Humans; D008297:Male; D009780:Occult Blood
D006140:Guaifenesin; D006138:Guaiac