ARR-002 in advanced ovarian or endometrial cancer
Official title: A Phase 1 Study to Assess the Safety, Tolerability, Pharmacokinetics, Immunogenicity, and Preliminary Antitumor Activity of ARR-002 in Adults With Locally Advanced or Metastatic Ovarian or Endometrial Cancer.
Run by ArriVent BioPharma, Inc. · NCT07755436 · Data updated 2026-11-12
This phase 1 study tests ARR-002 to see if it is safe and tolerable in adults with advanced or metastatic ovarian or endometrial cancer who have limited treatment options.
Quick facts
| Phase | Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | Women only |
| Enrollment | 180 (estimated) |
| Sponsor | ArriVent BioPharma, Inc. Industry-sponsored |
| Locations | 6 sites (Orlando, Florida and 5 other locations) |
| Status | Recruiting |
| Started | July 23, 2026 |
| Main results expected | August 2027 |
| Study ends | May 2029 |
| Registry record updated | September 3, 2026 |
| Trial ID | NCT07755436 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults with histologically confirmed advanced/metastatic ovarian or endometrial cancer that is platinum-resistant and who have measurable disease.
✕Probably not a fit
Patients who do not respond to ARR-002 or who experience safety issues that preclude continued treatment may not benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is an open-label, multicenter, phase 1a/1b trial that uses a dose-escalation and expansion design to evaluate ARR-002. The study will assess safety, tolerability, pharmacokinetics, immunogenicity, and preliminary anti-tumor activity in adults with locally advanced or metastatic ovarian or endometrial cancer. Phase 1a focuses on escalating doses in platinum-resistant ovarian cancer, while phase 1b expands cohorts by cancer type (PROC and endometrial cancer). Eligibility includes confirmed disease, measurable lesions, ECOG 0-1, adequate organ function, and agreement to contraception for those of reproductive potential. Exclusion includes prior auristatin-derived drug exposure and recent antitumor therapy.
Why it matters
Potential benefit: If successful, ARR-002 could provide a new option with potential anti-tumor activity for patients with advanced ovarian or endometrial cancer who have limited standard therapies.
How similar studies have gone: Prior studies in similar targeted or antibody–drug conjugate approaches have shown safety signals and hints of anti-tumor activity in gynecologic cancers, but ARR-002 is being evaluated in this specific setting for the first time in this protocol.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Patients with histologically and cytologically confirmed advanced or metastatic ovarian, primary peritoneal, or fallopian tube cancer, and platinum resistant who have failed or intolerant to standard therapy, or without alternative standard therapy. * Patients must have at least one measurable lesion according to the Response Evaluation Criteria in Solid Tumors (RECIST v1.1). * Tumor specimen available for testing, or agree to biopsy at baseline. * The score of Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1. * Life expectancy ≥ 12 weeks. * Organ functions and coagulation function must meet the basic requirements. * Patients with childbearing potential must use effective contraception during the treatment and for 6 months after the last dose of treatment. Exclusion Criteria: * Prior treatment with auristatin-derived drugs s (eg, MMAE and monomethyl auristatin F \[MMAF\]). * Received antitumor therapy within 4 weeks prior to the first dose or 5 half-lives, whichever is shorter. * Infection of active hepatitis B, active hepatitis C, or HIV. * Symptomatic Central nervous system and/or meninges metastasis. * History of uncontrolled diabetes mellitus or diabetic neuropathy within 3 months before the first dose of study treatment. * Previous drug-induced interstitial lung disease (ILD) or active ILD. * Poorly controlled pleural, peritoneal, and pelvic effusion, or combined pericardial effusion. * History of recurrent gastrointestinal (GI) obstruction. * Patients with more than one cancer. * Any other diseases, pulmonary dysfunction, metabolic dysfunction, physical examination finding, or clinical laboratory finding * Grade ≥ 2 peripheral neuropathy * History of severe cardiovascular diseases. * Current use of anticoagulants or thrombolytic agents for therapeutic purposes. * Known allergic reactions to any component of ARR-002. * Prior treatment with MUC16- or NaPi2b-targeting agents. * Ocular conditions such as keratitis or corneal ulceration, monocularity, corneal transplantation, uncontrolled retinopathy, wet macular degeneration, uveitis, papilledema, or optic disc disorder. * Other situations that are not suitable to participate a clinical trial per investigator's judgement.
Where it's running
-
Sarah Cannon Research Institute at Florida Cancer Specialists
Orlando, Florida, United States Recruiting -
Dana-Farber Cancer Institute
Boston, Massachusetts, United States Recruiting -
Sarah Cannon Research Institute
Nashville, Tennessee, United States Recruiting -
MD Anderson Cancer Center
Houston, Texas, United States Recruiting -
NEXT Oncology
Irving, Texas, United States Recruiting -
NEXT Oncology
Fairfax, Virginia, United States Recruiting
Study contacts
- Study coordinator: Clinical Operations
- Email: clinicaltrials.gov@arrivent.com
- Phone: (888) 622-2827
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.