Monoclonal antibodyFDA-approvedFirst-line

Pertuzumab

How it works

Binds the HER2 receptor on cancer cells, blocking growth signals and flagging the cells for immune destruction.

Cancer types

Breast CancerHER2-positive

Efficacy

In clinical trials, pertuzumab improved progression-free survival in patients with HER2-positive metastatic breast cancer.

Side effects

Mild

Most people tolerate this treatment well. Side effects are generally manageable and do not require stopping treatment.

Evidence from research

StudyCancer typeStageEfficacy
Testing a Combination of Medications for HER2-Positive Early-Stage Breast CancerBreast Cancerphase-2Source →
Durvalumab, Trastuzumab, and Pertuzumab in HER2-Enriched Breast CancerBreast Cancerphase-2Source →
Study of Tucatinib and Trastuzumab-Pertuzumab for Metastatic HER2+ Breast CancerBreast Cancerphase-3Source →
Real-world Study of a Breast Cancer TreatmentBreast CancerpreclinicalSource →
Study of Atezolizumab, Pertuzumab, and Trastuzumab in HER2-positive Breast Cancer with Brain MetastasesBreast Cancerphase-2Source →
Testing T-DM1 and Pertuzumab in Early-Stage HER2+ Breast CancerBreast Cancerphase-2Source →
Pertuzumab and Trastuzumab Combination Shows Promise in Urothelial CancerOvarian Cancerphase-2The disease control rate was 37% in the urothelial cancer cohort.Source →
Pertuzumab Improves Cancer Treatment Response in Early HER2+ Breast CancerBreast Cancermeta-analysisThe pooled odds ratio showed significantly higher pathological complete response rates with dual HER2 blockade (OR: 1.81; 95% CI: 1.56-2.09)Source →
Dual HER2 Blockade Improves Outcomes in HER2-Positive Breast CancerBreast Cancermeta-analysisThe P + H arm showed significant improvements in 3-year EFS rate (RR 1.08, 95% CI 1.00-1.16, p = 0.04), 5-year EFS rate (RR 1.10, 95% CI 1.01-1.20, p = 0.03), and 5-year DFS rate (RR 1.09, 95% CI 0.99-1.20).Source →
Subcutaneous Trastuzumab/Pertuzumab Shortens Patient Treatment TimeBreast Cancerphase-2SC administration of HP shortened patient time burden by approximately 1 hour.Source →

This information is provided for general education only and is not medical advice. Always consult a qualified healthcare professional before making treatment decisions.