Quite a few OTC drugs in the US are prescription in many other countries. Antihistamines are another example of something that requires a prescription in some European countries.

Honestly - it should be, considering how people are absolutely ignorant about it's potency to kill the liver. Especially because some use it as a hangover painkiller.

No, it doesn't, I meant they'll either actually try to help or give you paracetamol/ibuprofen and maybe tell you to come back in 2 months