| Aktiva substanser | Betyg | Bibliogr. | Expandera | |
|---|---|---|---|---|
| 1 | Nikotinsyror | 100 | + | |
| 2 | Pyridiniumföreningar | 99 | + | |
| 3 | Betahistin | 71 | + | |
| 4 | Dihydropyridiner | 48 | + | |
| 5 | Pikoliner | 40 | + | |
| 6 | Aminopyridiner | 27 | + | |
| 7 | 2-Pyridinylmethylsulfinylbenzimidazoles | 25 | + | |
| 8 | Pyridoner | 19 | + | |
| 9 | Nikotin | 17 | + | |
| 10 | Pikolinsyror | 15 | + | |
| 11 | 1-metyl-4-fenyl-1,2,3,6-tetrahydropyridin | 9 | + | |
| 12 | Isonikotinsyror | 9 | + | |
| 13 | Feniramin | 7 | + | |
| 14 | Karboliner | 4 | + | |
| 15 | Thienopyridines | 4 | + | |
| 16 | Indinavir | 4 | + | |
| 17 | Disopyramid | 3 | + | |
| 18 | Nevirapin | 2 | + |