deltatrials
Active Not Recruiting PHASE2 INTERVENTIONAL 4-arm NCT05704829

NeoAdjuvant Therapy With Trastuzumab-deruxtecan Versus Chemotherapy+Trastuzumab+Pertuzumab in HER2+ Early Breast Cancer (ADAPTHER2-IV)

NeoAdjuvant Dynamic Marker - Adjusted Personalized Therapy Comparing Trastuzumab-deruxtecan Versus Pacli-/Docetaxel+Carboplatin+Trastuzumab+Pertuzumab in HER2+ Early Breast Cancer

Sponsor: AstraZeneca

Updated 10 times since 2023 Last updated: Nov 18, 2025 Started: Feb 5, 2024 Primary completion: Jun 18, 2025 Completion: Jun 30, 2029
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT05704829, this PHASE2 trial focuses on HER2-positive Early Breast Cancer and remains ongoing. Sponsored by AstraZeneca, it has been updated 10 times since 2024, reflecting substantial change activity. This study contributes to the evolving evidence base for cancer treatment protocols.

Status Flow

~Feb 2023 – ~May 2023 · 3 months · monthly snapshotNot Yet Recruiting~May 2023 – ~Oct 2023 · 5 months · monthly snapshotNot Yet Recruiting~Oct 2023 – ~Jul 2024 · 9 months · monthly snapshotNot Yet Recruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotNot Yet Recruiting~Sep 2024 – ~Dec 2024 · 3 months · monthly snapshotNot Yet Recruiting~Dec 2024 – ~Mar 2025 · 3 months · monthly snapshotRecruiting~Mar 2025 – ~Sep 2025 · 6 months · monthly snapshotRecruiting~Sep 2025 – ~Nov 2025 · 2 months · monthly snapshotRecruiting~Nov 2025 – ~Dec 2025 · 30 days · monthly snapshotRecruiting~Dec 2025 – present · 7 months · monthly snapshotActive Not Recruiting

Change History

10 versions recorded
  1. Dec 2025 — Present [monthly]

    Active Not Recruiting PHASE2

    Status: RecruitingActive Not Recruiting

  2. Nov 2025 — Dec 2025 [monthly]

    Recruiting PHASE2

  3. Sep 2025 — Nov 2025 [monthly]

    Recruiting PHASE2

  4. Mar 2025 — Sep 2025 [monthly]

    Recruiting PHASE2

  5. Dec 2024 — Mar 2025 [monthly]

    Recruiting PHASE2

    Status: Not Yet RecruitingRecruiting

Show 5 earlier versions
  1. Sep 2024 — Dec 2024 [monthly]

    Not Yet Recruiting PHASE2

  2. Jul 2024 — Sep 2024 [monthly]

    Not Yet Recruiting PHASE2

  3. Oct 2023 — Jul 2024 [monthly]

    Not Yet Recruiting PHASE2

  4. May 2023 — Oct 2023 [monthly]

    Not Yet Recruiting PHASE2

  5. Feb 2023 — May 2023 [monthly]

    Not Yet Recruiting PHASE2

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • AstraZeneca
  • West German Study Group
Data source: West German Study Group

For direct contact, visit the study record on ClinicalTrials.gov .