Pregnant women being treated with beta-interferon, a drug used to fight multiple sclerosis and other diseases, face an increased risk of miscarriage or having a low birthweight baby, according to two new reports. Offspring in the group exposed to interferon also weighed approximately 200 grams less at birth than those born to healthy mothers, the investigators report in the medical journal Neurology.
"Women who become pregnant while taking beta interferon should not terminate pregnancy but rather discontinue the drug until delivery," Koren's team advises.
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