Anatomical Therapeutic Chemical • L01CE • Topoisomerase 1 (TOP1) inhibitors

L Antineoplastic and immunomodulating agents

L01 Antineoplastic agents

L01A Alkylating agents

L01B Antimetabolites

L01C Plant alkaloids and other natural products

L01CA Vinca alkaloids and analogues

L01CB Podophyllotoxin derivatives

L01CC Colchicine derivatives

L01CD Taxanes

L01CE Topoisomerase 1 (TOP1) inhibitors

L01CE01 topotecan Indicated for: ovarian cancer; small cell lung cancer

L01CE02 irinotecan Indicated for: colorectal cancer

L01CX Other plant alkaloids and natural products

L01D Cytotoxic antibiotics and related substances

L01E Protein kinase inhibitors

L01F Monoclonal antibodies and antibody drug conjugates

L01X Other antineoplastic agents

L02 Endocrine therapy

L03 Immunostimulants

L04 Immunosuppressants