A Study to Evaluate the Safety and Tolerability of AB680 in Participants With Gastrointestinal Malignancies
Public ClinicalTrials.gov record NCT04104672. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase 1 Study to Evaluate the Safety and Tolerability of AB680 Combination Therapy in Participants With Gastrointestinal Malignancies
Study identification
- NCT ID
- NCT04104672
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Arcus Biosciences, Inc.
- Industry
- Enrollment
- 196 participants
Conditions and interventions
Conditions
Interventions
- AB680 Drug
- Gemcitabine Drug
- Nab-paclitaxel Drug
- Zimberelimab Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Nov 5, 2019
- Primary completion
- Apr 30, 2027
- Completion
- Apr 30, 2027
- Last update posted
- May 6, 2026
2019 – 2027
United States locations
- U.S. sites
- 13
- U.S. states
- 8
- U.S. cities
- 11
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Research Site | Los Angeles | California | 90025 | — |
| Research Site | Santa Monica | California | 90404 | — |
| Research Site | St Louis | Missouri | 63110 | — |
| Research Site | New York | New York | 10016 | — |
| Research Site | New York | New York | 10032 | — |
| Research Site | New York | New York | 10065 | — |
| Research Site | Oklahoma City | Oklahoma | 73104 | — |
| Research Site | Philadelphia | Pennsylvania | 19104 | — |
| Research Site | Pittsburgh | Pennsylvania | 15232 | — |
| Research Site | Nashville | Tennessee | 37203 | — |
| Research Site | Houston | Texas | 77030 | — |
| Research Site | San Antonio | Texas | 78229 | — |
| Research Site | Madison | Wisconsin | 53792 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04104672, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted May 6, 2026 · Synced May 9, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04104672 live on ClinicalTrials.gov.