| Aktiva substanser | Betyg | Bibliogr. | Expandera | |
|---|---|---|---|---|
| 1 | Pyridiniumföreningar | 100 | + | |
| 2 | Nikotinsyror | 85 | + | |
| 3 | Dihydropyridiner | 65 | + | |
| 4 | Nikotin | 45 | + | |
| 5 | Isonikotinsyror | 36 | + | |
| 6 | 1-metyl-4-fenyl-1,2,3,6-tetrahydropyridin | 27 | + | |
| 7 | Kinolinsyror | 26 | + | |
| 8 | Pikoliner | 21 | + | |
| 9 | Pyritioxin | 20 | + | |
| 10 | Aminopyridiner | 19 | + | |
| 11 | 2,2`-dipyridyl | 16 | + | |
| 12 | Feniramin | 12 | + | |
| 13 | Pikolinsyror | 11 | + | |
| 14 | Pyridoner | 10 | + | |
| 15 | Karboliner | 10 | + | |
| 16 | Naftylvinylpyridin | 7 | + | |
| 17 | Metyrapon | 7 | + | |
| 18 | Betahistin | 4 | + | |
| 19 | Indinavir | 3 | + |