Profile

Substances

Profile

prevalence

1

Primarily alcohol

Near daily use of alcohol plus marijuana and/or nonmedical use of prescription opioids used about 50% of the time

9.4%

2

Primarily heroin

Near daily use of heroin plus marijuana and/or nonmedical use of prescription opioids used about 40% of the time

19.0%

3

Less PSU

No single drug was used more than 15 days per month; marijuana and nonmedical use of prescription opioids was frequent

34.3%

4

Tranquilizers

Near daily use of tranquilizers plus frequent nonmedical use of prescription opioids; marijuana and/or amphetamines were used 30% to 40% of the month

16.3%

5

Buprenorphine

Near daily use of buprenorphine plus use of marijuana, nonmedical use of prescription opioids and/or amphetamines used about 40% of the month

7.8%

6

Stimulant-opioid

Near daily use of cocaine with marijuana, heroin, and/or nonmedical use of prescription opioids about 50% to 60% of the month

13.2%