The treatment of acute leukemia with continuous infusion L-Alanosine.

L-Alanosine, an antitumor antibiotic was administered by members of the Southwest Oncology Group (SWOG) to 22 patients with resistant acute non-lymphocytic leukemia. The drug was administered by continuous infusion for five days at a starting dose of 125 mg/m2/day. Mucositis was dose-limiting in 15 patients and no marrow aplasia was attained. As administered, L-Alanosine is not an effective single agent in acute leukemia.