10 Most Commonly Used Illegal Drugs in America

Below we listed the 10 most commonly used illegal drugs in the United States. For a detailed discussion, data source, and more comprehensive list please see this article.

10. Acetyl fentanyl

Number of drug reports: 12190

Percent of all cases: 0.80%

Acetyl fentanyl was most common in the Northeast (5086 reports).

9. Hydrocodone

Number of drug reports: 12747

Percent of all cases: 0.84%

Hydrocodone was most common in the South (7120 reports).

8. Buprenorphine

Number of drug reports: 20552

Percent of all cases: 1.35%

Buprenorphine was most common in the South (9228 reports).

7. Oxycodone

Number of drug reports: 22470

Percent of all cases: 1.48%

Oxycodone was most common in the South (10526 reports).

6. Alprazolam

Number of drug reports: 26635

Percent of all cases: 1.75%

Alprazolam was most common in the South (13191 reports). On the next page we start listing the top 5 most commonly used illegal drugs in the United States.