Laxative studies. I. Human threshold doses of white and yellow phenolphthalein.
D006801:Humans; D054368:Laxatives; D020113:Phenolphthalein; D010635:Phenolphthaleins / Q000494:pharmacology*
D054368:Laxatives; D010635:Phenolphthaleins; D020113:Phenolphthalein
PHENOLPHTHALEINS/pharmacology