| Aktiva substanser | Betyg | Bibliogr. | Expandera | |
|---|---|---|---|---|
| 1 | Nikotinsyror | 100 | + | |
| 2 | Pyridoner | 40 | + | |
| 3 | Dihydropyridiner | 30 | + | |
| 4 | Aminopyridiner | 28 | + | |
| 5 | Feniramin | 25 | + | |
| 6 | Pikoliner | 24 | + | |
| 7 | Isonikotinsyror | 20 | + | |
| 8 | Pyridiniumföreningar | 20 | + | |
| 9 | 2-Pyridinylmethylsulfinylbenzimidazoles | 19 | + | |
| 10 | Nikotin | 19 | + | |
| 11 | Triprolidin | 17 | + | |
| 12 | Betahistin | 13 | + | |
| 13 | Karboliner | 10 | + | |
| 14 | Pikolinsyror | 9 | + | |
| 15 | Metyrapon | 8 | + | |
| 16 | 1-metyl-4-fenyl-1,2,3,6-tetrahydropyridin | 7 | + | |
| 17 | Dimetinden | 6 | + | |
| 18 | Kinolinsyror | 5 | + | |
| 19 | Thienopyridines | 2 | + | |
| 20 | Nikotinylalkohol | 2 | + |