Pertuzumab/Trastuzumab (Phesgo) and Weekly PACLitaxel Therapy - 21 day cycle. NCCP National SACT Regimen. HSE.

Regulatory approval published by the Health Service Executive.

Citation

Pertuzumab/Trastuzumab (Phesgo) and Weekly PACLitaxel Therapy - 21 day cycle, 2025, version number 4, NCCP National SACT Regimen, NCCP, viewed 02/08/2026, https://healthservice.hse.ie/documents/6420/797_v4_PertuzumabTrasPhesgo_PACLitaxel.pdf

Regulatory approvals

Approved indications from this document for cancer drugs containing at least one biomarker.

Indication	Statements
Pertuzumab/trastuzumab (Phesgo) is indicated in combination with PACLitaxel in adult patients with HER2- positive metastatic or locally recurrent unresectable breast cancer, who have not received previous anti- HER2 therapy or chemotherapy for their metastatic disease where patients are intolerant of, have had significant toxicity to or are deemed clinically unsuitable for DOCEtaxel	1

Therapeutic response

Precision oncology relationships for therapeutic response derived from this document.

Organizations	Biomarkers	Cancer types	Therapies
HSE (1)	HER2-positive	Invasive Breast Carcinoma	Paclitaxel, Pertuzumab, Trastuzumab