| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Xanthines | 100 | + | |
| 2 | Solanaceous Alkaloids | 52 | + | |
| 3 | Tropanes | 50 | + | |
| 4 | Opiate Alkaloids | 40 | + | |
| 5 | Cinchona Alkaloids | 30 | + | |
| 6 | Indole Alkaloids | 27 | + | |
| 7 | Ryanodine | 27 | + | |
| 8 | Pyrrolizidine Alkaloids | 20 | + | |
| 9 | Benzylisoquinolines | 17 | + | |
| 10 | Ergot Alkaloids | 16 | + | |
| 11 | Colchicine | 4 | + | |
| 12 | Veratrum Alkaloids | 4 | + | |
| 13 | Benzophenanthridines | 4 | + | |
| 14 | Camptothecin | 3 | + | |
| 15 | Aconitine | 3 | + | |
| 16 | 1-Deoxynojirimycin | 2 | + | |
| 17 | Emetine | 1 | + | |
| 18 | Harringtonines | 1 | + | |
| 19 | Sparteine | 1 | + |