Summary
This is an open-label, randomized, multi-center, comparator Phase II trial looking at the
addition of Bevacizumab to Vinblastine in chemotherapy naïve pediatric patients with
progressive Low Grade Glioma aged 6 months to less than18 years of age at the time of
initiation of therapy. Participants will be randomized to Arm A or Arm B. Arm A includes 68
weeks of single agent Vinblastine administered once weekly IV. Arm B includes 68 weeks of
Vinblastine administered weekly IV with the addition of 12 doses of Bevacizumab administered
every two weeks IV for the initial 24 weeks. Randomization will take place at the time of
registration taking into account NF1 and BRAF-KIAA1549-fusion status.