Phase II Trial of Pentostatin in Steroid Refractory Acute Graft Versus Host Disease

Exclusion Criteria

• •Patients on mechanical ventilation or who have resting O2 saturation \<90% by pulse-oximetry.
• •Patients on renal dialysis or who have an estimated creatinine clearance of \< 30 ml/min/1.73 m2.
• •Patients with documented clinical infection (progressive symptoms despite antibiotics or continued fever) cannot be enrolled on study until infection is controlled.