Efficacy and safety of antibody-drug conjugates in EGFR-mutant non-small cell lung cancer after tyrosine kinase inhibitor resistance: a systematic review and meta-analysis - Scorecard - MDSpire

Efficacy and safety of antibody-drug conjugates in EGFR-mutant non-small cell lung cancer after tyrosine kinase inhibitor resistance: a systematic review and meta-analysis

  • By

  • Xiao Ma

  • Gaofeng Li

  • Heng Li

  • July 16, 2026

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Clinical Scorecard: Assessment of the Safety and Effectiveness of Antibody-Drug Conjugates in Non-Small Cell Lung Cancer with EGFR Mutations Following Resistance to Tyrosine Kinase Inhibitors: A Systematic Review and Meta-Analysis

At a Glance

CategoryDetail
ConditionNon-Small Cell Lung Cancer (NSCLC) with EGFR mutations
Key MechanismsResistance to EGFR-tyrosine kinase inhibitors (TKIs) and potential efficacy of antibody-drug conjugates (ADCs)
Target PopulationAdults with EGFR-mutant NSCLC after TKI failure
Care SettingOncology clinical trials

Key Highlights

  • Pooled objective response rate (ORR) for ADCs was 44.7%
  • TROP2-targeting ADCs showed a higher ORR (50.6%) compared to HER3-targeting ADCs (34.2%)
  • Sacituzumab tirumotecan demonstrated improved progression-free survival (PFS) and overall survival (OS) over chemotherapy
  • Patritumab deruxtecan improved PFS but OS data were immature
  • High between-study heterogeneity noted in ADC efficacy

Guideline-Based Recommendations

Diagnosis

  • Confirm EGFR mutations in NSCLC patients prior to treatment decisions

Management

  • Consider ADCs, particularly TROP2-targeting agents, for patients with EGFR-mutant NSCLC after TKI resistance

Monitoring & Follow-up

  • Monitor for efficacy and safety of ADC therapy in this population

Risks

  • Be aware of potential adverse effects associated with ADCs

Patient & Prescribing Data

Adults with EGFR-mutant NSCLC who have progressed on TKI therapy

Efficacy of ADCs varies by target antigen; TROP2-directed therapies show promising results

Clinical Best Practices

  • Utilize biomarker-guided patient selection for ADC therapy
  • Evaluate the specific ADC target when considering treatment options

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