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Last reviewed 2026-06-10 · How we verify

Treatment of HER2-positive breast cancer in patients who have received prior trastuzumab-based therapy — Treatment Landscape & Competitive Intelligence

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Treatment of HER2-positive breast cancer in patients who have received prior trastuzumab-based therapy (disease) competitive landscape: 1 marketed treatments tracked, 0 Phase 3 candidates, 0 Phase 2 candidates. Recent regulatory actions and upcoming PDUFA dates across the entire treatment set.

1 marketed 0 Phase 3 0 Phase 2 Live · 30-min refresh

Marketed treatment landscape

Approved drugs treating Treatment of HER2-positive breast cancer in patients who have received prior trastuzumab-based therapy, deduplicated by molecule. See the full disease page for line-of-therapy detail.

Drug	Generic	Sponsor	Class	Target	Line of therapy	First approval
Kadcyla	trastuzumab-emtansine	Roche	Antibody-drug conjugate	Receptor tyrosine-protein kinase erbB-2		2013-01-01

Phase 3 pipeline

No Phase 3 pipeline candidates tracked.

Phase 2 pipeline

No Phase 2 pipeline candidates tracked.

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this treatment set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this treatment set.

Sponsor landscape

Roche · 1 drug in Treatment of HER2-positive breast cancer in patients who have received prior trastuzumab-based therapy

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Every new regulatory action, PDUFA date, or trial completion in Treatment of HER2-positive breast cancer in patients who have received prior trastuzumab-based therapy:

Cite this brief

Drug Landscape (2026). Treatment of HER2-positive breast cancer in patients who have received prior trastuzumab-based therapy — Treatment Landscape & Competitive Intelligence Brief. https://druglandscape.com/ci/disease/treatment-of-her2-positive-breast-cancer-in-patients-who-have-received-prior-trastuzumab-based-therapy. Accessed 2026-06-10.

Treatment of HER2-positive breast cancer in patients who have received prior trastuzumab-based therapy full disease profile — treatment pathway, diagnostics, guidelines
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Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing