PembROlizumab With or Without Microbial EcOsystem ThErapeutic 4 (MET4) in Advanced Head and Neck Squamous Cell Carcinoma
Stopped Company withdrew financial support
Conditions
- Advanced Head and Neck Squamous Cell Carcinoma
Interventions
- DRUG: Pembrolizumab
- DRUG: MET-4
- DRUG: Placebo
Sponsor
Canadian Cancer Trials Group
Collaborators