Back in the 60's I lived in German and "o" poppies grew wild. So many people were injuring themselves trying to process them into "H" that the local newspaper published a tutorial on how to do it right
I was there until I was 15 so no, never tried anything
Closest I even came is when I went to the ER and they shot me up with dilaudid - first though when it hit my system was no wonder people get hooked on this sh*t