ClinicalTrials.gov record
Completed Phase 1Phase 2 Interventional Results available

A Study of Etigilimab and Nivolumab in Participants With Locally Advanced or Metastatic Tumors

ClinicalTrials.gov ID: NCT04761198

Public ClinicalTrials.gov record NCT04761198. 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.

ClinicalTrials.gov public records Last synced May 11, 2026, 4:39 PM EDT

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 1b/2 Open-Label Study of the Efficacy and Safety of Etigilimab (MPH313) Administered in Combination With Nivolumab to Subjects With Locally Advanced or Metastatic Solid Tumors (ACTIVATE)

Study identification

NCT ID
NCT04761198
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Mereo BioPharma
Industry
Enrollment
76 participants

Conditions and interventions

Interventions

  • Etigilimab Drug
  • Nivolumab 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
Mar 22, 2021
Primary completion
Oct 29, 2023
Completion
Oct 29, 2023
Last update posted
Mar 16, 2025

2021 – 2023

United States locations

U.S. sites
14
U.S. states
13
U.S. cities
14
Facility City State ZIP Site status
Mereo Investigator Site Phoenix Arizona 85054
Mereo Investigator Site Greenbrae California 94904
Mereo Investigator Site Los Angeles California 90025
Mereo Investigator Site Jacksonville Florida 32224
Mereo Investigator Site Boston Massachusetts 02215
Mereo Investigator Site Ann Arbor Michigan 48109
Mereo Investigator Site Rochester Minnesota 55905
Mereo Investigator Site New York New York 10065
Mereo Investigator Site Durham North Carolina 27710
Mereo Investigator Site Oklahoma City Oklahoma 73104
Mereo Investigator Site Nashville Tennessee 37203
Mereo Investigator Site Houston Texas 77030
Mereo Investigator Site West Valley City Utah 84119
Mereo Investigator Site Fairfax Virginia 22031

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04761198, 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 Mar 16, 2025 · Synced May 11, 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 NCT04761198 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →