Laxative drug products for over-the-counter human use. Food and Drug Administration, HHS. Final rule.

The Food and Drug Administration (FDA) is issuing a final rule establishing that the over-the-counter (OTC) stimulant laxative ingredients danthron and phenolphthalein are not generally recognized as safe and effective and are misbranded. FDA is issuing this final rule as part of its ongoing review of OTC drug products after considering data and information on the safety of danthron and phenolphthalein.