| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Colchicine | 100 | + | |
| 2 | 1-Deoxynojirimycin | 75 | + | |
| 3 | Xanthines | 44 | + | |
| 4 | Opiate Alkaloids | 42 | + | |
| 5 | Indole Alkaloids | 39 | + | |
| 6 | Solanaceous Alkaloids | 32 | + | |
| 7 | Cinchona Alkaloids | 27 | + | |
| 8 | Benzylisoquinolines | 10 | + | |
| 9 | Tropanes | 5 | + | |
| 10 | Benzophenanthridines | 4 | + | |
| 11 | Ergot Alkaloids | 3 | + | |
| 12 | Veratrum Alkaloids | 3 | + | |
| 13 | Betalains | 3 | + | |
| 14 | Pilocarpine | 2 | + | |
| 15 | Camptothecin | 1 | + |