| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Alphaprodine | 100 | + | |
| 2 | Isonipecotic Acids | 80 | + | |
| 3 | Piperidones | 56 | + | |
| 4 | Mepivacaine | 49 | + | |
| 5 | Trihexyphenidyl | 28 | + | |
| 6 | Nipecotic Acids | 17 | + | |
| 7 | Pipecolic Acids | 17 | + | |
| 8 | Imino Pyranoses | 14 | + | |
| 9 | Phencyclidine | 13 | + | |
| 10 | Fentanyl | 5 | + |