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Bevacizumab (Avastin®)

Hanny Al-Samkari, MD · FDA-approved active Small molecule

Bevacizumab is a monoclonal antibody that blocks vascular endothelial growth factor (VEGF), preventing new blood vessel formation that tumors need to grow.

Bevacizumab is a monoclonal antibody that blocks vascular endothelial growth factor (VEGF), preventing new blood vessel formation that tumors need to grow. Used for Metastatic colorectal cancer (in combination with chemotherapy), Metastatic non-small cell lung cancer (in combination with chemotherapy), Metastatic breast cancer (in combination with paclitaxel).

At a glance

Generic nameBevacizumab (Avastin®)
Also known asAvastin®, Avastin, Anti-VEGF monoclonal antibody, rhuMAb-VEGF
SponsorHanny Al-Samkari, MD
Drug classVEGF inhibitor (monoclonal antibody)
TargetVEGF (Vascular Endothelial Growth Factor)
ModalitySmall molecule
Therapeutic areaOncology
PhaseFDA-approved

Mechanism of action

By binding to circulating VEGF, bevacizumab inhibits angiogenesis—the formation of new blood vessels that supply oxygen and nutrients to tumors. This starves cancer cells of their blood supply, slowing or stopping tumor growth. It is often combined with chemotherapy to enhance anti-tumor effects.

Approved indications

Common side effects

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

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