Excreted Drugs: Something Looks Fishy | Science News



Excreted Drugs: Something Looks Fishy

6:07pm, December 10, 2002

Doctors recommend drinking plenty of water to replenish lost fluids and wash away wastes. Just where do the excreted wastes go? At least a few, including hormones and heart drugs, end up in streams—and eventually someone else's drinking water, a new study finds.

Though the amounts detected in water from a Louisiana tap were small—just a few parts per trillion (ppt)—they can be biologically active, another study finds. At these concentrations, one of the hormones measured and another found in birth control pills alter the apparent gender of fish and, possibly, their fertility.

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