Regulatory approval

Published by the European Medicines Agency.

The European Medicines Agency (EMA) has authorized trastuzumab emtansine for the treatment of adult patients with HER2-positive, unresectable locally advanced or metastatic breast cancer who previously received trastuzumab and a taxane, separately or in cobmination. Patients should have either received prior therapy for locally advanced or metastatic disease, or developed disease recurrence during or within six months of completing adjuvant therapy.

This is written in the approval document as:

Kadcyla, as a single agent, is indicated for the treatment of adult patients with HER2-positive, unresectable locally advanced or metastatic breast cancer who previously received trastuzumab and a taxane, separately or in combination. Patients should have either: received prior therapy for locally advanced or metastatic disease, or developed disease recurrence during or within six months of completing adjuvant therapy.

Citation

Roche Registration GmbH. Kadcyla (trastuzumab emtansine) [product information]. European Medicines Agency website. https://www.ema.europa.eu/en/documents/product-information/kadcyla-epar-product-information_en.pdf. Revised March 2023. Accessed March 19, 2024.

Therapeutic response

Precision oncology relationships for therapeutic response derived from this regulatory approval.

Type	Biomarker(s)	Cancer type	Therapy(ies)
Sensitivity (+)	HER2-positive	Invasive Breast Carcinoma	Trastuzumab emtansine
Sensitivity (+)	ERBB2 amplification	Invasive Breast Carcinoma	Trastuzumab emtansine