| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Nicotinic Acids | 100 | + | |
| 2 | Picolines | 95 | + | |
| 3 | Aminopyridines | 84 | + | |
| 4 | Thienopyridines | 71 | + | |
| 5 | 2-Pyridinylmethylsulfinylbenzimidazoles | 69 | + | |
| 6 | Metyrapone | 67 | + | |
| 7 | Dihydropyridines | 66 | + | |
| 8 | Pyridones | 64 | + | |
| 9 | Pyridinium Compounds | 57 | + | |
| 10 | Carbolines | 35 | + | |
| 11 | Nicotine | 28 | + | |
| 12 | Pheniramine | 24 | + | |
| 13 | Betahistine | 23 | + | |
| 14 | 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine | 23 | + | |
| 15 | Picolinic Acids | 21 | + | |
| 16 | Disopyramide | 20 | + | |
| 17 | Pyrithioxin | 15 | + | |
| 18 | Isonicotinic Acids | 10 | + | |
| 19 | Quinolinic Acids | 9 | + | |
| 20 | Nicotinyl Alcohol | 4 | + | |
| 21 | Indinavir | 2 | + |