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A Study to Assess Adverse Events, Change in Disease Activity and How Intravenous (IV) ABBV901 Moves Through the Body Alone or in Combination With Bevacizumab in Adult Participants With Ovarian Cancer

A Phase 1 First-in-Human, Open-Label Study Evaluating Safety, Pharmacokinetics, and Efficacy of ABBV-901 as a Monotherapy and in Combination With Bevacizumab in Adult Subjects With Ovarian Cancer

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07278336
Enrollment
219
Registered
2025-12-12
Start date
2025-11-27
Completion date
2029-01-01
Last updated
2026-07-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Ovarian Cancer

Keywords

Ovarian Cancer, Epithelial Ovarian, Fallopian Tube, and Primary Peritoneal Cancers, ABBV-901, Bevacizumab

Brief summary

Ovarian cancer (OC) is a lethal disease. The purpose of this study is to assess the safety, pharmacokinetics and efficacy of ABBV901, alone or in combination with bevacizumab, in participants with ovarian cancer. ABBV901 is an investigational drug for the treatment of ovarian cancer. This study has 4 Parts (Arms) where participants will receive ABBV-901, alone or in combination with the standard available therapy, bevacizumab. Around 219 participants will be enrolled in the study at approximately 75 sites around the world. In part 1, participants will receive escalating doses of intravenous (IV) ABBV-901 alone. In part 2, participants will receive 1 of 3 doses of IV ABBV-901, alone to determine the optimized dose. In part 3, participants will receive escalating doses of IV ABBV-901, combination with IV bevacizumab. In part 4, participants will receive recommended doses for expansion of IV ABBV-901, combination with IV bevacizumab. The total study duration will be approximately 3 years. There may be higher treatment burden for participants in this trial compared to their standard of care. Participants will attend regular visits during the study at a hospital or clinic and may require frequent medical assessments, blood tests, and scans.

Interventions

DRUGABBV-901

Intravenous (IV)

DRUGBevacizumab

IV

Sponsors

AbbVie
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Diagnosis of an advanced or unresectable malignant high grade serous epithelial ovarian, fallopian tube, and primary peritoneal cancers (EOC), fallopian tube or primary peritoneal cancer by histology (World Health Organization \[WHO\] criteria). * Participants must be considered platinum resistant or platinum ineligible. Platinum resistant disease is defined as radiographic progression within 6 months (up to 182 days) after the last dose of the most recent platinum therapy). * Prior anticancer therapy: * Must have received appropriate standard of care therapy and be appropriate for participation in a Phase I study in the opinion of the investigator. * Platinum-resistant, high grade serous EOC cannot have had more than 2 prior lines of therapy, since the development of platinum resistance or ineligibility. * For participants enrolled in backfill, subjects must provide consent to paired biopsies which are pretreatment and on-treatment tumor biopsies from the same tumor lesion.

Exclusion criteria

* Ovarian Cancer (OC) with histologies other than high grade serous OC including endometrioid, low grade, clear cell, mucinous, or borderline ovarian tumor. * Prior therapy with an antibody-drug conjugate containing a topoisomerase inhibitor. * Prior history of Grade \>= 2 ILD or pneumonitis. * History of interstitial lung disease (ILD) or pneumonitis that required treatment with systemic steroids, or any evidence of active ILD or pneumonitis on Screening chest computed tomography (CT) scan. * Must not have systemically used known strong cytochrome P450 (CYP)3A inhibitors or inducers within 14 days or 5 half-lives of the drug (whichever is shorter) prior to the first dose of the study drug through the end of the DLT observation period. If clinically indicated, strong CYP3A inhibitors and inducers may be used with caution after the dose-limiting toxicity (DLT) period.

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants with Adverse Events (AE)Up to Approximately 3 YearsAn adverse event (AE) is defined as any untoward medical occurrence in a participant or clinical investigation participant administered a pharmaceutical product, and which does not necessarily have a causal relationship with this treatment.
Overall ResponseUp to Approximately 3 YearsOverall response is defined as participants achieving confirmed complete response (CR) or partial response (PR) per Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 as assessed by the investigator.

Secondary

MeasureTime frameDescription
Duration of Response (DOR)Up to Approximately 3 YearsDOR is defined for participants achieving a confirmed PR or better as the time from the initial response of PR (or better) per investigator review according to RECIST Version 1.1 criteria to disease progression or death of any cause, whichever occurs earlier.
Progression-free survival (PFS)Up to Approximately 3 YearsPFS is defined as time from first study treatment to a documented disease progression according to RECIST Version 1.1 (or other assessment criteria), as determined by the investigator, or death due to any cause, whichever occurs earlier.
Overall Survival (OS)Up to Approximately 3 YearsOS is defined as time from first study treatment to death due to any cause.
Disease Control RateUp to Approximately 3 YearsDisease Control Rate is defined as the percentage of participants with best overall response (BOR) of stable disease (SD), PR or better per investigator review according to RECIST version 1.1 criteria.

Countries

China, Israel, Japan, New Zealand, Taiwan, United States

Contacts

CONTACTABBVIE CALL CENTER
abbvieclinicaltrials@abbvie.com844-663-3742
STUDY_DIRECTORABBVIE INC.

AbbVie

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 16, 2026