"In 2016, an estimated 6.2 million Americans aged 12 or older misused psychotherapeutic drugs at least once in the past month, which represent 2.3 percent of the population aged 12 or older (Figures 18 and 19). Of the four categories of prescription drugs that are presented in this report, prescription pain relievers were the most commonly misused by people aged 12 or older. The 6.2 million people aged 12 or older who misused prescription psychotherapeutic drugs in the past month included 3.3 million who misused prescription pain relievers in that period.
Hepatitis C and Injection Drug Use in Australia "Approximately 83 per cent of HCV infections have resulted from unsafe injecting drug use practices. In Australia in 2006 it was estimated that approximately 264,000 people had been exposed to HCV and had HCV antibodies with around 197,000 living with chronic hepatitis C. The estimated number of new cases of HCV infection has declined from 16,000 per annum in 2001 to 10,000 in 2005. The majority (65 per cent) of people with HCV are aged between 20 and 39 years and 35 per cent of national notifications of HCV are in women.
Prevalence of Illegal Drug Use in Australia: "There was no change in recent use of most illicit drugs in 2013, and use of any illicit drug remained stable between 2010 and 2013. However, there was a significant change for a few specific drugs. The proportion of people who had misused a pharmaceutical rose from 4.2% in 2010 to 4.7% in 2013, whereas there were falls in the use of ecstasy (from 3.0% to 2.5%), heroin (from 0.2% to 0.1%) and gamma hydroxybutyrate (GHB).
"NSDUH’s overall estimates of SUD [Substance Use Disorder] include people who met the DSM-IV criteria for either dependence or abuse for alcohol or illicit drugs. In 2018, approximately 20.3 million people aged 12 or older had an SUD in the past year, including 14.8 million who had an alcohol use disorder and 8.1 million who had an illicit drug use disorder (Figure 42). Among the 8.1 million people who had an illicit drug use disorder, the most common disorders were for marijuana (4.4 million) and misuse of prescription pain relievers (1.7 million).
Drug Use and Crime Indicators - Comparison Between The US and The Netherlands
"We found that in cities with NEPs HIV seroprevalence among injecting drug users decreased on average, whereas in cities without NEPs HIV seroprevalence increased. A plausible explanation for this difference is that the NEPs led to a reduction in HIV incidence among injecting drug users.
"An estimated 808,000 people aged 12 or older in 2018 used heroin in the past year (Figure 10), which corresponds to about 0.3 percent of the population (Figure 14). The estimate of past year heroin use in 2018 was higher than the estimates for most years between 2002 and 2008, but it was similar to the estimates in 2009 to 2017.
"The illicit drugs with the largest number of recent initiates in 2016 were marijuana (2.6 million new users), prescription pain relievers (2.1 million new misusers), prescription tranquilizers (1.4 million new misusers), prescription stimulants (1.4 million new misusers), hallucinogens (1.2 million new users), and cocaine (1.1 million new users). In addition, there were 4.6 million new users of alcohol, 1.8 million people who tried a cigarette for the first time in the past year, and 1.2 million people who first used smokeless tobacco in the past year.34
" Among current drinkers, 39.6% reported binge drinking in the past month, with the Marine Corps reporting the highest prevalence of binge drinking (56.7%), and the Air Force reporting the lowest prevalence (28.1%).
" When examining levels of drinking across all services, 9.9% were classified abstainers, 5.7% were former drinkers, and 84.5% were current drinkers; 58.6% of all personnel were classified as infrequent/light drinkers, 17.5% were moderate drinkers, and 8.4% were classified as heavy drinkers.