You're probably taking the wrong painkiller: acetaminophen vs. ibuprofen

Previous discussion (488 comments):

https://news.ycombinator.com/item?id=47835635

Acetaminophen is almost worthless to me as a painkiller (the exception is that combining it with aspirin makes a very effective headache remedy).

Ibuprofen is a miracle worker for pain that is caused by inflammation, but otherwise has minimal effect for me.