Open Actively Recruiting

A Study to Investigate the Efficacy and Safety of Trastuzumab Deruxtecan as the First Treatment Option for Unresectable, Locally Advanced/Metastatic Non-Small Cell Lung Cancer With HER2 Mutations

About

Brief Summary

DESTINY-Lung04 will investigate the efficacy and safety of Trastuzumab Deruxtecan (T-DXd) versus Standard of Care (SoC) as first-line treatment of Non-Small Cell Lung Cancer (NSCLC) with HER2 Exon 19 or 20 mutations

Primary Purpose

Treatment

Study Type

Interventional

Phase

Phase 3

Eligibility

Gender

All

Healthy Volunteers

Minimum Age

18 Years

Maximum Age

123 Years

Inclusion Criteria:

Participants at least 18 years of age
Locally advanced and unresectable NSCLC, not amenable to curative therapy, or metastatic disease
Histologically documented non-squamous NSCLC with HER2 mutation in exons 19 or 20 by tissue NGS or ctDNA
Treatment-naïve for palliative intent systemic therapy for locally advanced or metastatic disease
Left ventricular ejection fraction (LVEF) ≥ 50%
Measurable disease assessed by Investigator based on RECIST 1.1
Protocol-defined adequate organ function including cardiac, renal, hepatic function
ECOG 0-1
Having tumour tissue available for central testing

Exclusion Criteria:

Tumors with targetable alterations to EGFR (or other targetable mutations including but not limited to ALK, if routinely tested as a targetable alteration with approved available therapy)
Any untreated brain metastases, including asymptomatic or clinically inactive brain metastases
Active autoimmune or inflammatory disorders
Medical history of myocardial infarction within 6 months prior to randomization
History of non-infectious pneumonitis/ILD, current or suspected ILD
Lung-specific intercurrent clinical significant severe illness
Contraindication to platinum-based doublet chemotherapy or pembrolizumab

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