[sargon]

And then they will put drops of fentanyl in one or two of the doses to intentionally cause a overdose, or even a death, because when word of an overdose or death reaches other junkies, they want that particular brand particularly, because they believe it’s more potent.

You watch too many movies...

[chris37]

http://nypost.com/2016/07/29/drug-dealers-are-mixing-heroin-with-elephant-sedatives/

Perhaps you should educate yourself.