topotecan

topotecan /to·po·te·can/ (to″po-te´kan) an antineoplastic that inhibits DNA topoismerase; used as the hydrochloride salt in the treatment of metastatic ovarian carcinoma and small cell lung carcinoma.

---

topotecan,

an antineoplastic hormone.

indication It is used to treat metastatic carcinoma of the ovary after failure of traditional chemotherapy.

contraindications Factors that prohibit the use of this drug are known hypersensitivity, lactation, and severe bone marrow depression.

adverse effects Life-threatening effects are neutropenia, leukopenia, thrombocytopenia, anemia, and sepsis. Other adverse effects are abdominal pain, constipation, diarrhea, obstruction, nausea, stomatitis, vomiting, increased alanine aminotransferase and aspartate aminotransferase, anorexia, arthralgia, asthenia, headache, myalgia, pain, dyspnea, and total alopecia.

---

topotecan

Hycamtin^® Oncology A topoisomerase I inhibitor used for refractory ovarian CA, small cell CA, and for colorectal and breast CAs Adverse effects Dose-limiting–never if baseline neutrophils are < 1500 cells/mm3–neutropenia, anemia, thrombocytopenia; N&V, diarrhea, alopecia Contraindications Pregnancy, breastfeeding, prior BM depression. See Topoisomerase I.