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Tuesday, November 10, 2026Nov 10

Hormones linked with kidney stones in older women

By LINDSEY TANNER

AP Medical Writer

CHICAGO – Kidney stones should be added to the list of health problems linked with hormone pill use after menopause, according to an analysis of landmark government research that first raised alarms about the products.

Among more than 24,000 postmenopausal women taking either hormones or dummy pills, those using hormones were 21 percent more likely to develop kidney stones over about five years.

Those results suggest that over a year’s time, among 10,000 postmenopausal women taking hormones, five would develop kidney stones who wouldn’t have if they hadn’t used the pills.