Laxatives containing phenolphthalein are being reformulated or taken off the market
July 1997
After all these years, laxatives containing phenolphthalein are being reformulated or taken off the market.
Phenolphthalein has been used for nearly 100 years in Ex-Lax and other products.
Recent tests show phenolphthalein is carcinogenic in mice... experts say it might pose a risk to humans.
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