IN ACUTE LEUKAEMIA THE USUAL ONCE-WKLY DOSE OF VINCRISTINE SULFATE FOR INDUCTION OF REMISSION IN CHILDREN IS 2 MG/M2, OR AN INITIAL DOSE OF 50 MICROGRAMS/KG IN THOSE WEIGHING 10 KG OR LESS. ADULTS MAY BE GIVEN ABOUT 1.4 MG/M2 OR 25 TO 75 MCGS/KG WKLY; A MAXIMUM WEEKLY DOSE OF 2 MG HAS BEEN SUGGESTED .FOR OTHER MALIGNANCIES 25 MCGS/KG MAY BE GIVEN WKLY & REDUCED TO 5 TO 10 MCGS/KG FOR MAINTENANCE.