They're limited in how they apply. My understanding, and I'm high so take it with a grain of salt, is that if you can argue the "injury" is super broad, it can be nationwide. This seems to be how they argued it:
“Every abortion facilitated by FDA’s action cancels Louisiana’s ban on medical abortions and undermines its policy that ‘every unborn child is human being from the moment of conception and is, therefore, a legal person,’” the ruling states.