Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.

2026 data Public-data reference. official source

HER2/Neu Positive

Open-data reference.

9 US clinical trials · 1 currently recruiting

Active & Recent Trials

RECRUITING Phase 3 491 participants

S1501 Dual Observational and Randomized Cohort Study of Patients With Metastatic HER-2+ Breast Cancer at Risk of Cardiac Toxicity

SWOG Cancer Research Network

NCT03418961

ACTIVE NOT RECRUITING Phase 2 92 participants

Paclitaxel & Cyclophosphamide With or Without Trastuzumab Before Surgery in Treating Previously Untreated Breast Cancer

University of Nebraska

NCT01750073

ACTIVE NOT RECRUITING Phase 1 62 participants

Z-Endoxifen Hydrochloride in Treating Patients With Metastatic or Locally Recurrent Estrogen Receptor-Positive Breast Cancer

National Cancer Institute (NCI)

NCT01327781

ACTIVE NOT RECRUITING Phase 2 40 participants

Tolerability of the Combination of Lapatinib and Trastuzumab in Adults Age 60 or Older With HER2 Positive Locally Advanced or Metastatic Breast Cancer

City of Hope Medical Center

NCT01273610

COMPLETED Phase 3 3,270 participants

Chemotherapy With or Without Trastuzumab After Surgery in Treating Women With Invasive Breast Cancer

National Cancer Institute (NCI)

NCT01275677

COMPLETED Phase 3 799 participants

Paclitaxel, Nab-paclitaxel, or Ixabepilone With or Without Bevacizumab in Treating Patients With Stage IIIC or Stage IV Breast Cancer

National Cancer Institute (NCI)

NCT00785291

COMPLETED Phase 3 280 participants

Combination Chemotherapy and Paclitaxel Plus Trastuzumab in Treating Women With Palpable Breast Cancer That Can Be Removed by Surgery

National Cancer Institute (NCI)

NCT00513292

COMPLETED Phase 1 37 participants

Everolimus, Letrozole and Trastuzumab in HR- and HER2/Neu-positive Patients

M.D. Anderson Cancer Center

NCT02152943

COMPLETED Phase 1 31 participants

Vaccine Therapy With or Without Polysaccharide-K in Patients With Stage IV HER2 Positive Breast Cancer Receiving HER2-Targeted Monoclonal Antibody Therapy

University of Washington

NCT01922921

Phase Distribution

PhaseTrial count
Early Phase 1 3
Phase 2 2
Phase 3 4

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

Reading the HER2/Neu Positive Trial Landscape

ClinicalTrials.gov lists 9 US studies indexed under HER2/Neu Positive, and 1 of those are currently open to recruitment — roughly 11% of the total volume on the registry. That ratio is a useful proxy for activity level: a high share of recruiting studies often signals that research interest is current and that new enrollment opportunities are appearing, while a low share typically means the field is dominated by completed or follow-up work where most participant spots have already been filled. These counts reflect the public registry only and include studies at every stage of design, so they should be read as an index of research attention rather than as a measure of treatment availability.

The phase distribution for HER2/Neu Positive shows 4 late-stage studies (Phase 3 and Phase 4 combined) alongside 5 earlier-phase entries (Phase 1 through Phase 2). Phase 1 and Phase 2 studies focus on early safety signals, dosing, and preliminary effect, while Phase 3 studies are typically the larger efficacy and safety trials submitted toward regulatory review, and Phase 4 studies follow approved interventions in real-world use. A condition weighted toward later phases often reflects a mature research pipeline with several interventions already close to or past approval, whereas a heavier early-phase tilt suggests the field is still exploring new mechanisms and candidate approaches.

Top sponsor activity for HER2/Neu Positive is led by National Cancer Institute (NCI) with 4 indexed trials, alongside 5 other organizations in the top contributor list. The list on this page surfaces up to 9 of the most relevant recent and active entries, ordered with recruiting studies first so practical options are visible. All figures are derived from the public ClinicalTrials.gov dataset maintained by the National Library of Medicine and are reproduced here for reference. Inclusion of a trial, sponsor, or intervention on this page is neither an endorsement nor a recommendation — eligibility, protocol changes, and site-level status can shift frequently, so always verify current details on ClinicalTrials.gov and consult a qualified healthcare provider before acting on anything you see here.

Frequently Asked Questions

How many clinical trials are there for HER2/Neu Positive?

PlainTrial tracks 9 US clinical trials for HER2/Neu Positive, of which 1 are currently recruiting participants. Data sourced from ClinicalTrials.gov.

How do I find a recruiting trial for HER2/Neu Positive?

Use the trial list above filtered by "Recruiting" status, or visit our trial finder at /recruiting to search by condition and state. Always discuss trial participation with your healthcare provider before enrolling.

Is this data current?

Data is sourced from ClinicalTrials.gov and reflects our most recent data pull. Trial status may have changed since then. Always verify current information at ClinicalTrials.gov before making decisions about participation.

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainTrial Editorial

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from ClinicalTrials.gov (National Library of Medicine). Consult a qualified professional before making decisions based on this data.

Source: ClinicalTrials.gov (NIH/NLM) ClinicalTrials.gov AACT registry · 2024 Trial counts and statuses sourced from ClinicalTrials.gov. Sponsor counts include both industry and federal/academic sponsors.

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