Table 1

Oral vorinostat dosing and dose modification schedules

Treatment groupDosing scheduleFirst dose reductionSecond dose reduction
400 mg every day* 350 mg every day 300 mg every day 
300 mg twice daily × 3 d per wk × 4 wk, then 5 d every wk 250 mg × 3 d/wk 200 mg twice daily × 3 d/wk 
Ind: 300 mg twice daily × 14 d with 7 d rest; mtnc; 200 mg twice daily 200 mg twice daily 200 mg twice daily × 5 d/wk 
Treatment groupDosing scheduleFirst dose reductionSecond dose reduction
400 mg every day* 350 mg every day 300 mg every day 
300 mg twice daily × 3 d per wk × 4 wk, then 5 d every wk 250 mg × 3 d/wk 200 mg twice daily × 3 d/wk 
Ind: 300 mg twice daily × 14 d with 7 d rest; mtnc; 200 mg twice daily 200 mg twice daily 200 mg twice daily × 5 d/wk 

Ind indicates induction; mtnc, maintenance.

*

Initial 3 patients treated at 250 mg/m2 per day.