Harm Reduction Substance Abuse Law Enforcement Anti-Drug Campaigns Cannabis Regulation Law Enforcement Policy Drug Trafficking Law Enforcement Agencies Addiction Treatment Narcotics Control Cannabis Legislation Law Enforcement Strategies Anti-Drug Initiatives Decriminalization Drug Abuse Anti-Narcotics Drug Abuse Prevention Health Initiatives Opioid Crisis Anti-Drug Operations Fentanyl Crisis Harm Reduction Policies Addiction Prevention Health Regulations Marijuana Legalization Enforcement Traffic Regulations Rehabilitation Programs Traffic Safety Opioid Settlements Anti-Drug Campaign Federal Spending Law Enforcement Strategy EU Strategy Substance Abuse Prevention De-addiction Programs Correctional Policy Immigration Policy Rehabilitation Health Reports Prevention Programs Rehabilitation Initiatives Youth Programs Anti-Narcotics Campaign Substance Use Treatment Opioid Legislation Counter-Terrorism Accountability Education Initiatives Addiction Services Harm Reduction Strategies Anti-Drug Action Plan Drug Reform Alcohol Regulation Addiction Eradication Overdose Prevention Health Statistics Opioid Crisis Response Crime Prevention Anti-Narcotics Efforts City Administration Criminal Justice Reform Asset Management Anti-Narcotics Strategy Youth Protection Harm Minimization Anti-Narcotics Campaigns Fentanyl Trade Legislation Narcotrafic Bilateral Cooperation Safe Injection Sites Opioid Overdose Prevention Substance Classification Substance Use Marijuana Decriminalization Transportation Regulations Urban Management Crime Legislation Counternarcotics Anti-Narcotics Laws Drug Discrimination Regulation of Drugs Awareness Campaigns Legalization of Marijuana Funding for Health Programs Funding Cuts Regulation
Researchers link the downturn to a supply shock tied to tighter controls on Chinese precursor chemicals.
