The fight has shown the difficult test and legally perilous road facing lawmakers or the White House if they try to enact a national ban on the social media service.
One invalidated the F.D.A.’s approval of the abortion pill mifepristone. The other ordered the F.D.A. to do nothing to restrict the pill’s availability.
Wyoming’s Constitution guarantees a right to make individual health care decisions. The new ban attempts to circumvent that right by declaring that abortion is not health care.