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Major patterns of combined medication based on mechanisms of antineoplastic agents.
| Combinations | Number of Instances |
| Cytotoxic + Cytotoxic | 68 |
| Targeted + Cytotoxic | 45 |
| Targeted + Targeted | 22 |
| Targeted + Cytotoxic + Cytotoxic | 17 |
| Cytotoxic + Other antineoplastic agent/adjuvant drugs | 15 |
| Immunotherapy + Targeted | 13 |
| Targeted + Other antineoplastic agent/adjuvant drugs | 11 |
| Immunotherapy + Cytotoxic | 10 |
| Cytotoxic + Cytotoxic + Cytotoxic | 6 |
| Others | 48 |
