The U.S. Food and Drug Administration has kicked up a potential abortion hornet’s nest with states that impose restrictions on a common abortion-inducing drug, approving a new label for the medication that relaxes guidelines for using it.The FDA notified the manufacturer of Mifeprex, a drug previously known as RU-486, in a letter on Tuesday that the drug is safe and effective for terminating a pregnancy in accordance with the new label.

Also known as mifepristone, the synthetic steroid drug is used in combination with another drug, misoprostol, to end a pregnancy. Under the new label, a smaller dose of Mifeprex can be used significantly later in the pregnancy — up to 70 days of gestation, from 49 days. READ MORE