https://www.ebsco.com/research-starters/health-and-medicine/controlled-substances-and-precursor-chemicals
Controlled substances and precursor chemicals | Health and Medicine | Research Starters | EBSCO...
controlled substancesprecursor chemicalshealth medicineresearchstarters
https://www.dea.gov/press-releases/2019/09/17/dea-proposes-control-three-precursor-chemicals-used-illicitly-manufacture
DEA proposes to control three precursor chemicals used to illicitly manufacture deadly fentanyl
to controlprecursor chemicals
https://www.canada.ca/en/health-canada/programs/consultation-proposal-control-fentanyl-precursor-chemicals-carisoprodol-under-controlled-drugs-substances-act.html
Closed consultation: Proposal to control certain fentanyl precursor chemicals and carisoprodol...
The agency is seeking public input on a Notice of Intent proposing to control certain fentanyl precursor chemicals and the drug carisoprodol under the...
to controlprecursor chemicalsclosedconsultationproposal
https://www.canada.ca/en/border-services-agency/news/2025/10/cbsa-seizes-hundreds-of-litres-of-precursor-chemicals-from-china-used-to-produce-fentanyl.html
CBSA seizes hundreds of litres of precursor chemicals from China used to produce fentanyl -...
The #CBSA in Vancouver intercepted 4,300 litres of precursor chemicals coming from China used to produce dangerous narcotics, including 13 billion doses of...
https://www.uscc.gov/research/meth-precursor-chemicals-china-implications-united-states
Meth Precursor Chemicals from China: Implications for the United States | U.S.- CHINA | ECONOMIC...
Over the last 15 years, Mexican drug organizations have replaced domestic producers as the main manufacturers and distributors of meth in the United States....
the united states