Even the Food and Drug Administration has Declared Arzerra Injection for Prolonged Therapy of patients with Partial or Complete Reaction after ≥two traces of treatment, for continuing or advanced chronic lymphocytic leukemia. The FDA had given this application Priority Review. The acceptance was based on data in the open-label trial that revealed that an advancement in progression-free survival using Arzerra vs. observation in patients whose illness experienced a whole or Partial reaction after ≥two traces of treatment. Investigator-assessed median PFS has been 29.4 months 15.2 months at the Arzerra Circuit monitoring arms. The most common negative reactions were infusion responses, The 2 most popular grade 3-4 adverse events were neutropenia, and even pneumonia. Specifically to the small and large ventral parts of this CD20 molecule. Arzerra Injection can be obtained as 100mg/5mL single-use vials in 3-count cartons, also a 1000mg/50mL single-use vials at 1-count cartons.