Commentary on Andersen et al .: Time for drug checking for heroin users?

There are so many variables in the heroin preparation process that are not under control of the consumer. Andersen et al. add weight to the rationale for drug checking facilities, where consumers can receive laboratory analysis of the constituents of street opioids. Andersen et al. [1] show, in a controlled laboratory setting, that changing different elements involved in converting base street heroin to soluble injection can affect the amount...