| to treat rheumatoid arthritis | 6 | purpose |
| against malaria | 4 | transitive-object |
| in heart surgery | 4 | location |
| drug → be used for → decade | 34 |
| drug → be for → decade | 27 |
| drug → be sold for → decade | 4 |
| negative | neutral | positive |
| 0.313 | 0.506 | 0.181 |
| Raw frequency | 65 |
| Normalized frequency | 0.410 |
| Modifier score | 0.500 |
| Perplexity | 235.683 |