| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Indole Alkaloids | 100 | + | |
| 2 | Opiate Alkaloids | 83 | + | |
| 3 | Xanthines | 68 | + | |
| 4 | N-Methyl-3,4-methylenedioxyamphetamine | 48 | + | |
| 5 | Benzylisoquinolines | 37 | + | |
| 6 | Benzophenanthridines | 19 | + | |
| 7 | Tropanes | 18 | + | |
| 8 | Veratrum Alkaloids | 13 | + | |
| 9 | Ergot Alkaloids | 12 | + | |
| 10 | Colchicine | 9 | + | |
| 11 | Pyrrolizidine Alkaloids | 7 | + | |
| 12 | Pilocarpine | 4 | + | |
| 13 | Methamphetamine | 3 | + | |
| 14 | Aconitine | 2 | + | |
| 15 | Amaryllidaceae Alkaloids | 1 | + | |
| 16 | Cinchona Alkaloids | 1 | + |