Therapeutic Response Statement (Sensitivity)

This therapeutic response statement supports the relationship that HER2-positive status confers therapeutic sensitivity to Trastuzumab deruxtecan in patients with Invasive Breast Carcinoma.

The Republic of Ireland's Health Service Executive (HSE) has approved trastuzumab deruxtecan (Enhertu) for reimbursement as a monotherapy treatment option for the treatment of adult patients with unresectable or metastatic HER2-positive breast cancer who have received one or more prior anti-HER2-based regimens.

This statement is based on a regulatory approval from the Health Service Executive:

As monotherapy for the treatment of adult patients with unresectable or metastatic HER2-positive breast cancer who have received one or more prior anti-HER2-based regimens.

Citation

Trastuzumab Deruxtecan (Enhertu) Therapy, 2024, version number 1, NCCP National SACT Regimen, NCCP, viewed 19/08/2024, https://www.hse.ie/eng/services/list/5/cancer/profinfo/chemoprotocols/breast/776-trastuzumab-deruxtecan-enhertu-therapy.pdf