HDMTX,1,METHOTREXATE,MTX,8.000,12.000,2,2,20.0,IV,,,Maximum dose is 20 g|Caution: Monitor urine pH and MTX plasma concentrations|carefully|,,,IV,,6f89 HDMTX,2,LEUCOVORIN,Leu,15.000,25.000,1,1,0.0,PO or IV,,,q 6 hr for 10 doses~ beginning 24 hr after MTX|,,,PO or IV,,c67b