| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Heroin | 100 | + | |
| 2 | Methadone | 16 | + | |
| 3 | Buprenorphine | 14 | + | |
| 4 | Methadyl Acetate | 12 | + | |
| 5 | Naltrexone | 7 | + | |
| 6 | Cocaine | 2 | + | |
| 7 | Morphine Derivatives | 1 | + | |
| 8 | Naloxone | 1 | + | |
| 9 | Opium | 1 | + | |
| 10 | Pro-Opiomelanocortin | 1 | + | |
| 11 | Morphine | 1 | + | |
| 12 | Receptors, Opioid, mu | 1 | + |