Semaglutide may lower fetal oxygen levels, sheep study suggests

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A sheep study suggests semaglutide may reduce oxygen levels reaching a fetus, raising questions about use of weight-loss drugs such as Ozempic and Wegovy during pregnancy. The findings are preliminary and do not establish the effects in human pregnancies.

They're the blockbuster drugs transforming weight loss, helping millions of people to shed unwanted kilograms. But while medications such as Ozempic and Wegovy may also improve women's chances of becoming pregnant, what happens to their unborn babies if they continue to take the drugs during pregnancy?