| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Thienopyridines | 100 | + | |
| 2 | Pyridones | 10 | + | |
| 3 | Aminopyridines | 10 | + | |
| 4 | Isonicotinic Acids | 9 | + | |
| 5 | Picolines | 7 | + | |
| 6 | 2,2'-Dipyridyl | 5 | + | |
| 7 | Polyvinylpyridine N-Oxide | 2 | + | |
| 8 | Pyridinium Compounds | 2 | + | |
| 9 | Tolperisone | 2 | + | |
| 10 | Nicotinic Acids | 2 | + | |
| 11 | Nicotine | 1 | + |