Aug 11, 2014 02:34 AM EDT
Antibacterials Pose Risks to Pregnancy, Fetuses
Pregnant women and fetuses exposed to antibacterial compounds may face potential health risks, according to a recent study.
These findings come as the Food and Drug Administration (FDA) mulls over whether to rein in the use of common antibacterial compounds that are causing growing concern among environmental health experts.
"We looked at the exposure of pregnant women and their fetuses to triclosan and triclocarban, two of the most commonly used germ-killers in soaps and other everyday products," researcher Benny Pycke said in a statement "We found triclosan in all of the urine samples from the pregnant women that we screened. We also detected it in about half of the umbilical cord blood samples we took, which means it transfers to fetuses. Triclocarban was also in many of the samples."
According to Pycke, there is a growing body of evidence showing that the compounds can lead to developmental and reproductive problems in animals and potentially in humans. Also, some research suggests that the additives could contribute to antibiotic resistance, a growing public health problem.
"If you cut off the source of exposure, eventually triclosan and triclocarban would quickly be diluted out, but the truth is that we have universal use of these chemicals, and therefore also universal exposure," Rolf Halden, the lead investigator of the study, said.
.The compounds are used in more than 2,000 everyday products marketed as antimicrobial, including toothpastes, soaps, detergents, carpets, paints, school supplies and toys, the researchers say.
Scientist Laura Geer said the study yielded a link between women with higher levels of another ubiquitous antimicrobial, butyl paraben, which is commonly used in cosmetics, and shorter newborn lengths. The long-term consequences of this are not clear, but Geer adds that, if this finding is confirmed in larger studies, it could mean that widespread exposure to these compounds could cause a subtle but large-scale shift in birth sizes.
State policymakers, the FDA and industry have taken notice of the mounting evidence against triclosan.
Minnesota became the first state to pass a ban on the antimicrobial's use in certain products, and it will take effect in January 2017. Some companies, such as Johnson & Johnson and Procter & Gamble, have announced that they are phasing out the compound from some products. At the federal level, the FDA and Environmental Protection Agency are reviewing the use and effects of the compounds.
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