[chem83]

Interesting that in the US metamizole[0] (dipyrone, or Novalgin and Analgin comercially) is banned in the US due to agranulocytosis[1] risk. It's fairly common in Europe, Asia and South America.

[0] https://en.wikipedia.org/wiki/Metamizole

[1] https://en.wikipedia.org/wiki/Agranulocytosis