Please note that this page is a static copy of a previously published web page and is no longer actively maintained.
Be aware that the information contained here may be out-of-date.
For the most recent information, we recommend visiting the main website of the EMCDDA.
| Secondary drug | Amphetamines | MDMA and other derivatives |
|---|---|---|
| Opioids | 518 | 5 |
| Cocaine | 170 | 25 |
| Cannabis | 1181 | 46 |
| Alcohol | 528 | 22 |
| Stimulants (other than cocaine) | 173 | 20 |
| Hypnotics and sedatives | 436 | 13 |
| Hallucinogens | 93 | 8 |
| Volatile | 28 | 3 |
| Other substances | 45 | 4 |
| Total number of citations | 3172 | 146 |
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Page last updated: Wednesday, 14 July 2010