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ENHERTU® (fam-trastuzumab deruxtecan-nxki) demonstrated a median progression-free survival of 14.3 months as 1st-line therapy in patients with HER2-mutant advanced non-small cell lung cancer in DESTINY-Lung04 Phase III trial

$AZNPress releaseSep 13, 2026, 9:55 PM ETRead the release

AstraZeneca and Daiichi Sankyo's ENHERTU met the primary endpoint of the Phase III DESTINY-Lung04 trial, reducing the risk of disease progression or death by 37.0% (HR 0.63, 95% CI 0.50-0.79, p<0.0001) versus pembrolizumab plus chemotherapy in first-line HER2-mutant advanced non-small cell lung cancer. Median progression-free survival was 14.3 months with ENHERTU versus 8.3 months for standard of care — a six-month improvement — and it is the first HER2-directed therapy to beat standard of care in a Phase III trial in this setting. Objective response rate was 70.0% versus 44.5%, with median duration of response of 13.4 months.

Key figures

Drug Name
ENHERTU (fam-trastuzumab deruxtecan-nxki)
Phase Of Trial
Phase III
Dose
5.4 mg/kg
Trial
DESTINY-Lung04
Indication
1st-line HER2-mutant unresectable, locally advanced or metastatic non-squamous NSCLC
Data cutoff
9 June 2026
Orr control
44.5%
Orr enhertu
70.0%
Pfs p value
p<0.0001
Risk reduction
37.0%
Os hazard ratio
1.15
Os data maturity
46.9%
Pfs hazard ratio
0.63
Patients enrolled
454
Pfs hazard ratio ci
0.50-0.79
Grade3plus ae enhertu
34.1%
Median os control months
33.1
Median os enhertu months
29.3
Ild grade5 events enhertu
4
Ild pneumonitis incidence
20.8%
Median dor control months
9.7
Median dor enhertu months
13.4
Median pfs control months
8.3
Median pfs enhertu months
14.3
Median pfs2 control months
17.3
Median pfs2 enhertu months
22.7

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