"The US Drug Enforcement Administration introduced a schedule change for hydrocodone combination products in October 2014. During the period of our study, October 2013 to July 2016, the percentage of total drug sales represented by prescription opioids in the US doubled from 6.7% to 13.7%, which corresponds to a yearly increase of 4 percentage points in market share. It is not possible to determine the location of buyers from cryptomarket data. We cannot know, for example, if a drug shipped from a vendor in Europe was purchased by a US customer.
Diversion of Pharmaceuticals
(Community Epidemiology Working Group Assessment of Non-Prescription Use of Prescription Analgestic in the US, 2012) "Mixed results were noted for prescription opioids, with increases in indicators for prescription opioids as a key finding reported by representatives in two areas—New York City and San Francisco—based on treatment admissions data (primary treatment admissions for opioids/opiates other than heroin increased in 2012 from 2011 in New York City), numbers of prescriptions (the Prescription Drug Monitoring Programs in both New York City and San Francisco
(Pain Relief and Non-Prescription Use of Prescription Opioids by US High School Seniors) "The lifetime medical use of prescription opioids was reported by approximately 14.0% of those who did not engage in past-year nonmedical use of prescription opioids, 76.1% of nonmedical users of prescription opioids motivated only by pain relief, 71.4% of those motivated by pain relief and other motives, and 46.7% of those who reported non-pain relief motives only (p < 0.001).
(Estimated Prevalence of Opioid Diversion by "Doctor Shoppers" in the US) "We applied our composite probability distribution to each patient to calculate the probability that the patient was a member of the 'extreme' group. That is, we multiplied the size of each stratum of patients by its posterior probability of population 3 membership to estimate the total number of probable shoppers in the United States.
(Progress In Achieving Balance In Pain Management Policy In The US) "Alabama and Idaho now join Georgia, Iowa, Kansas, Maine, Massachusetts, Michigan, Montana, Oregon, Rhode Island, Vermont, Virginia, Washington, and Wisconsin as having the most balanced policies in the country related to pain management, including with the appropriate use of pain medications for legitimate medical purposes. Over time, these 15 states took advantage of available policy templates and resources, and repealed all excessively restrictive and ambiguous policy.
(Effect of Implementation of PDMP) "Our analysis showed that the implementation of a province-wide centralized prescription network was associated with large, immediate and sustained reductions in filled prescriptions for opioid analgesics and benzodiazepines deemed inappropriate by our definition. These findings provide empirical evidence that centralized prescription networks can reduce inappropriate prescribing and dispensing of prescriptions by offering health care professionals real-time access to prescription data.
(Sources of Pain Relievers Used Nonmedically in the US, 2012)
(Sources of Psychotherapeutic Drugs Used Nonmedically in the US, 2012)
(Pharmaceutical Drug Distribution in the US) "Drugs in the United States generally do not travel straight from the line of production to the dispensing pharmacy. Rather, a serpentine maze provides a ripe environment for the infiltration of counterfeit, adulterated, and diverted drugs.15