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. 2012 May 21;30(19):2401–2407. doi: 10.1200/JCO.2011.39.9394

Table A2.

Dose Adjustments in Response to Neutrophil and Platelet Nadir Counts of Previous Cycle

Grade Neutrophil Nadir (/mm3) Platelet Nadir (/mm3) Timing Dose*
1 ≥ 1,500 ≥ 75,000 Treat on time No change
2 1,000 to < 1,500 50,000 to < 75,000 Treat on time if recovered No change
≥ 3 < 1,000 < 50,000 Resume treatment when neutrophil count is ≥ 1,000 and platelet count is ≥ 75,000, if the dose was interrupted during the dosing period (days 1-21); treat on time for subsequent cycles if counts have recovered by planned next day 1 Decrease by one dose level

NOTE. Study drug was held if a participant developed neutrophil count < 1,000/μL or platelet count < 50,000/μL at any time during study drug dosing. Study drug was restarted as per Table A2.

*

When calculating dose modifications, choose most severe toxicity.

Dose reductions below dose level − 3 were not allowed; if dose reductions below dose level − 3 were required, study drug administration was discontinued.