| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Aminopyridines | 100 | + | |
| 2 | Dihydropyridines | 52 | + | |
| 3 | Nicotinic Acids | 48 | + | |
| 4 | Pyridinium Compounds | 37 | + | |
| 5 | 2-Pyridinylmethylsulfinylbenzimidazoles | 33 | + | |
| 6 | Picolines | 22 | + | |
| 7 | Nicotine | 17 | + | |
| 8 | Pheniramine | 15 | + | |
| 9 | Pyridones | 14 | + | |
| 10 | Carbolines | 12 | + | |
| 11 | Doxylamine | 8 | + | |
| 12 | Quinolinic Acids | 7 | + | |
| 13 | 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine | 6 | + | |
| 14 | Isonicotinic Acids | 5 | + | |
| 15 | Tolperisone | 4 | + | |
| 16 | Thienopyridines | 1 | + |