According to Wikipedia for which cancer type is prescribed the top 20 most influential cancer drugs

✔ approved drug, ✘ non approved drug, ▲ drug in trials according to DrugBank and the National Cancer Institute.
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Rank	Drug	1st cancer	Approved	2nd cancer	Approved	3rd cancer	Approved
1	Talc	Ovarian cancer	✘	Lung cancer	✘	Breast cancer	✘
2	Methotrexate	Leukemia	✔	Breast cancer	✔	Lung cancer	✔
3	Thalidomide	Multiple myeloma	✔	Breast cancer	▲	Prostate cancer	▲
4	Paclitaxel	Breast cancer	✔	Lung cancer	✔	Ovarian cancer	✔
5	Prednisone	Multiple myeloma	▲	Non-Hodgkin lymphoma	✔	Hodgkin's lymphoma	✔
6	Cisplatin	Lung cancer	✔	Testicular cancer	✔	Breast cancer	✔
7	Dexamethasone	Multiple myeloma	▲	Brain tumor	✘	Leukemia	✔
8	Doxorubicin	Leukemia	✔	Hodgkin's lymphoma	✔	Breast cancer	✔
9	Propranolol	Ovarian cancer	▲	Brain tumor	✘	Colorectal cancer	▲
10	Interleukin 2	Melanoma	✔	Leukemia	▲	Hodgkin's lymphoma	▲
11	Cyclophosphamide	Leukemia	✔	Multiple myeloma	✔	Breast cancer	✔
12	Fluorouracil	Colorectal cancer	✔	Breast cancer	✔	Stomach cancer	✔
13	Tamoxifen	Breast cancer	✔	Uterine cancer	▲	Prostate cancer	▲
14	Vincristine	Leukemia	✔	Hodgkin's lymphoma	✔	Lung cancer	✔
15	Rituximab	Leukemia	✔	Non-Hodgkin lymphoma	✔	Multiple myeloma	▲
16	Bevacizumab	Breast cancer	✔	Colorectal cancer	✔	Lung cancer	✔
17	HPV vaccines	Cervical cancer	✔	Breast cancer	✘	Colorectal cancer	✘
18	Imatinib	Leukemia	✔	Breast cancer	▲	Prostate cancer	▲
19	Arsenic trioxide	Leukemia	✔	Brain tumor	▲	Breast cancer	▲
20	Dactinomycin	Gestational trophoblastic disease	✔	Testicular cancer	✔	Ovarian cancer	✔