Laxatives containing phenolphthalein will probably be reformulated or taken off the market

July 1997

After all these years, laxatives containing phenolphthalein will probably be reformulated or taken off the market.

Phenolphthalein has been used for nearly 100 years. It's in products like Ex-Lax...Doxidan...Phillips' Gelcaps, etc.

Recent tests show phenolphthalein is carcinogenic in mice...experts say it MIGHT pose a risk to humans.

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