title: Phenolphthalein: a review of the medical literature and a controlled evaluation of its use as a laxative in the treatment of chronic constipation.
mesh_terms: D000328:Adult; D002986:Clinical Trials as Topic; D003248:Constipation / Q000188:drug therapy*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010635:Phenolphthaleins / Q000627:therapeutic use*; D010919:Placebos
chemical_list: D010635:Phenolphthaleins; D010919:Placebos