Ph I 5-day Temozolomide + O6-BG in Treatment of Pts w Recurrent / Progressive GBM

"O6-BG 120mg/m2 administered intravenously over 1 hr followed by continuous infusion of O6-BG at 30 mg/m2/day for 5 consecutive days. Every 48 hrs repeat dose of 120 mg/m2 over 1 hr administered for total of 3 doses.~Temodar administered orally, in fasting state within 60 minutes of end of 1st 1-hr infusion of O6-BG \& then every 24 hrs during continuous infusion of O6-BG. Temodar administered on day 1 of treatment cycle \& every 24 hrs thereafter for 5 days with treatment cycles repeated every 28 days.~Pts must fast for minimum of 1 hr prior to administration of each dose of Temodar \& continue fasting 2 hrs after administration of each Temodar dose."