Since P2P, methylamine, ANPP, and norfentanyl are heavily regulated, synthetic drug producers have turned to pre-precursors, which are at least one step behind in the production chain from P2P, methylamine, ANPP, or norfentanyl. In other words, pre-precursors are themselves precursors used to manufacture any of the four chemicals mentioned above. Most medications prescribed or sold over the counter target one or more of these …