Movement away from phenolphthalein in laxatives.
James
J
Murphy
D017277:Drug Approval / Q000266:history; D049673:History, 20th Century; D054368:Laxatives / Q000737:chemistry / Q000266:history*; D020113:Phenolphthalein / Q000266:history*
D054368:Laxatives; D020113:Phenolphthalein