Objective To characterize racial/ethnic differences in past-year prescription opioid misuse
and heroin use. Methods Data on 1,117,086 individuals age 12 and older were from the …

Recent data suggest an increase in use of heroin and non-medical use of prescription
opioids (POs) in the United States, but it is unclear if these trends are consistent across …

Background This study examines changing patterns of past-year heroin use and heroin-
related risk behaviors among individuals with nonmedical use of prescription opioids …

Background Prescription drug misuse, especially opioid misuse, has become a public health
crisis in the US. While much research attention has been focused on prescription drug …

Background: Prescription opioid misuse (POM) is a significant problem among US adults,
including Blacks, as indicated by past research. Despite potential gender differences in POM …

Background Trends in the current opioid epidemic in the United States show that use of
heroin is increasing while nonmedical use of prescription opioids is slowing. Understanding …

Background: Prescription opioid misuse (POM) remains a public health concern in the
United States. Although the problem has been studied extensively, little research attention is …

Background Prescription opioid misuse has become a leading cause of unintentional injury
and death among adolescents and young adults in the United States. However, there is …

Background and Objectives Prescription opioid misuse has not been well examined in the
context of comorbid substance use in representative samples of substance users. Past 30 …

Objectives Gender differences in the prevalence of opioid misuse continue to evolve and
have not been well characterized in recent years. Our objective was to investigate gender …