 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST] IgG1) used to treat various types of cancer. This drug works by blocking a certain protein (vascular endothelial growth factor-VEGF) thereby decreasing the blood supply to the tumor and slowing tumor growth.This monograph is about the following bevacizumab products: bevacizumab, bevacizumab-adcd, bevacizumab-awwb, bevacizumab-bvzr, and bevacizumab-maly. How to use Zirabev 25 Mg/Ml Intravenous Solution Vascular Endothelial Growth Factor(VEGF) Monoclonal Antibody This medication is given by infusion into a vein by a health care professional. The first dose is usually given over 90 minutes. If you tolerate the first dose well, then later infusions may be given over a shorter time (60 or 30 minutes). Infusion reactions may happen while you are receiving this medication. Tell your health care professional right away if you have symptoms such as difficulty breathing, flushing, severe dizziness, nausea/vomiting, shaking, or chest pain. Your health care professional will monitor you closely during your infusion. Your </s>