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OncoMatch/Clinical Trials/NCT07081555

A First-in-Human Phase 1 Safety and Biodistribution of [177Lu]Lu-ABY-271 in Subjects With HER2-positive Metastatic Breast Cancer

Is NCT07081555 recruiting? Yes, currently enrolling (Jun 2026). This Phase 1 trial studies [177Lu]Lu-ABY-271 for metastatic breast cancer.

Phase 1RecruitingAffibodyNCT07081555Data as of Jun 2026Location: Sweden

Treatment: [177Lu]Lu-ABY-271This is a FiH phase 1, open-label, two-stage, randomized trial to assess the safety, tolerability, and biodistribution of \[177Lu\]Lu-ABY-271 in subjects with HER2 positive metastatic breast cancer.

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Extracted eligibility criteria

Treatments studied

Other

[177Lu]Lu-ABY-271

Cancer type

Breast Carcinoma

Biomarker criteria

Required: HER2 (ERBB2) overexpression (ihc 3+ or ihc 2+ and ish positive)

Disease stage

Metastatic disease required

Performance status

ECOG 0–2(Ambulatory, capable of self-care)

Demographics

Female only

Prior therapy

Min 3 prior lines

Must have received: systemic anti-tumor therapy — palliative

received at least 3 lines of standard systemic anti-tumor therapy in the palliative setting

Cannot have received: any anti-tumor therapy

Exception: since the last documented progression

Exposure to any anti-tumor therapy since the last documented progression, including any radiotherapy within 7 days prior to the planned first dose of [177Lu]Lu-ABY-271

Cannot have received: investigational medicinal product

Administration of another IMP within 5 half-lives (for experimental biologics: 6 months or 5 half-lives, whichever is longer) of the planned first dose of [177Lu]Lu-ABY-271

Structured fields extracted by AI. May contain errors — verify against the official protocol.

Frequently asked questions

Is NCT07081555 currently recruiting?

Yes, this trial is currently recruiting patients.

Are there prior therapy exclusions?

Yes. Prior any anti-tumor therapy, investigational medicinal product disqualifies patients from enrollment.

Does this trial require ERBB2?

Yes, ERBB2 overexpression is a required biomarker for enrollment.

Is this trial open to male patients?

No. This trial enrolls female patients only.

Could you qualify for this trial?

Enter your biomarker results to see how this trial's eligibility criteria match your specific cancer profile.

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