Molecular Residual Disease Interception in Locoregionally-Advanced High Risk HPV+ and HPV- HNSCC
MERIDIAN
Residual Disease Interception in Locoregionally-Advanced High Risk HPV+ and HPV- HNSCC
Sponsor study identifier
interventional
102
1 country
1
Study Start
July 12, 2023
Actual (reported)Primary Completion
September 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Study Completion
July 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
This is a phase II, open-label study to assess the efficacy of AZD2936 in terms of molecular residual disease (MRD) clearance and treatment outcome in patients with MRD after definitive treatment for high risk locoregionally advanced head and neck squamous cell carcinoma (LA-HNSCC). MRD is defined as ctDNA detection in plasma after definitive treatment. Approximately 100 patients are expected to be enrolled.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
July 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
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Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
May 26, 2022
Actual (reported)June 10, 2022
Actual (reported)July 12, 2023
Actual (reported)September 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
July 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Efficacy (in terms of ctDNA clearance) of AZD2936 compared to observation (Standard of Care, SOC) in LA-HNSCC patients who have MRD (MRD+) after definitive treatment.
Clearance of bespoke ctDNA at different time points (week 2 and week 10 after the end of MRD treatment). ctDNA clearance is defined as no detection of ctDNA in both of these two consecutive determinations.
3 years
Efficacy (in terms of delaying or preventing radiological recurrence of disease or death) of AZD2936 compared to observation (SOC) in MRD+ LA-HNSCC patients after definitive treatment.
3 years
Efficacy (in terms of MRD control) of AZD2936 compared to observation (SOC) in MRD+ LA-HNSCC patients after definitive treatment.
3 years
Efficacy (in terms of median DFS and OS) of AZD2936 compared to observation (SOC) in MRD+ LA-HNSCC patients after definitive treatment.
3 years
Safety and tolerability of AZD2936 in MRD+ LA-HNSCC patients after definitive treatment and randomized to receive this combination.
3 years
Predictive value (in terms of predicting radiological recurrence of disease or death) of HPV DNA in patients with HPV positive LA-HNSCC treated with AZD2936 compared to observation (SOC).
3 years
Predictive value (in terms of predicting radiological recurrence of disease or death) of methylated ctDNA in MRD+ LA-HNSCC patients treated with AZD2936 compared to observation (SOC).
3 years
Kinetics of bespoke ctDNA and HPV DNA in LA-HNSCC patients after definitive therapy
2 years
Dose formulation- AZD2936 is supplied as a liquid drug product in a 20R vial containing 750 mg (nominal) of active AZD2936. The solution contains 50 mg/mL AZD2936 in 20 mM L-histidine/L- histidine-hydrochloride, 240 mM sucrose, 0.04% (w/v) poloxamer 188, at pH 6.0. Unit dose strength(s)- 750 mg/vial (50 mg/mL) Dosage levels- 750mg administered Q3W Route of administration- IV infusion over 1 hour
Observation
AZD2936 is a monovalent, bispecific, humanized, IgG1 triple mutant mAb antibody against human PD 1 and TIGIT. AZD2936 was constructed on the backbone of the DuetMab molecule (Mazor et al., 2015), and its antigen binding fragment portions are comprised of the variable domains of the anti TIGIT COM902 antibody and anti PD 1 LO115 antibody. The IgG1 Fc domain carries the triple mutation (L234F/L235E/P331S) designed to reduce Fc mediated immune effector functions. In the preclinical studies, dual blockade of TIGIT and PD 1 by AZD2936 enhanced human T cell function and promoted antitumor immune responses.
Princess Margaret Cancer Centre
Toronto, Canada
Lillian Siu, MD
Princess Margaret Cancer Centre
First Submitted
May 26, 2022
First Posted
June 10, 2022
Study Start
July 12, 2023
Actual (reported)Primary Completion
September 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Contact the study team to confirm eligibility.
Study Completion
July 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Last Updated
October 5, 2026
Record last verified: 2026-09
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Source: ClinicalTrials.gov.
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