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Clinical trialNCT06754501Active, not recruitingPhase 2Interventional

A Phase 2 Clinical Trial Evaluating the Efficacy and Safety of Dual Immune Checkpoint Inhibition With Anti-PD-L1 (Atezolizumab) and Anti-TIGIT (Tiragolumab) in Cancer of Unknown Primary

SponsorM.D. Anderson Cancer CenterEnrollment4Cancer
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The goal of this clinical research study is to learn if the combination of atezolizumab and tiragolumab can help to control cancers of unknown primary. The safety and effects of this drug combination will also be studied
clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • the University of Texas M. D. Anderson Cancer Center

    Houston, Texas, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

AtezolizumabTiragolumab
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
11 Apr 2025
Primary completion
1 Jul 2027
Completion
1 Jul 2029
Last update posted
18 Feb 2026
Registered enrollment
4
Registry id
NCT06754501
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.