| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Pyridinium Compounds | 100 | + | |
| 2 | Nicotinic Acids | 18 | + | |
| 3 | Pyridones | 15 | + | |
| 4 | Picolines | 12 | + | |
| 5 | Nicotine | 10 | + | |
| 6 | Thienopyridines | 10 | + | |
| 7 | Picolinic Acids | 9 | + | |
| 8 | Dihydropyridines | 9 | + | |
| 9 | Aminopyridines | 7 | + | |
| 10 | 2-Pyridinylmethylsulfinylbenzimidazoles | 3 | + |