Topotecan capsules - HYCAMTIN
- Product / population
- Oral HYCAMTIN capsules; relapsed SCLC with prior response and >=45 days since first-line treatment
- Renal measure
- Cockcroft-Gault CrCl, mL/min, using ideal body weight
Renal dosing, restrictions and evidence limits
For labeled relapsed small cell lung cancer, usual oral dosing is 2.3 mg/m2/day for five consecutive days starting a 21-day cycle. Using Cockcroft-Gault with ideal body weight, reduce to 1.5 mg/m2/day at CrCl 30-49 mL/min, and 0.6 mg/m2/day below 30.
Round to the nearest 0.25 mg using the minimum number of 1-mg and 0.25-mg capsules; swallow whole. Blood-count eligibility, diarrhea-related holds and toxicity modifications remain separate requirements. The below-30 band is not an independently established dialysis schedule. Do not use the IV product's renal dose or cancer-indication schedule for these capsules.
Source: https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=b23b46f5-c276-47f5-8bbd-940680b3f579