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Randomized Phase 2 trial of induction treatment of anti-PD-1 pucotenlimab and EGFR-ADC MRG003 or EGFR-ADC alone followed by chemoradiotherapy in locally advanced head and neck squamous cell carcinoma (LA-SCCHN).

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-510558-18-00
Acronym
GORTEC 2024-03
Enrollment
106
Registered
2025-06-24
Start date
2025-10-13
Completion date
Unknown
Last updated
2025-06-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

locally advanced head and neck squamous cell carcinoma

Brief summary

Best objective response rate evaluated by the investigators with head and neck radiological imaging according to RECIST version 1.1 criteria at the end of induction phase of EGFR-ADC MRG003 + anti-PD-1 Pucotenlimab or EGFR-ADC MRG003 alone (21 ± 7 days after the Day 1 of last cycle of induction treatment). Objective response (OR) includes complete and partial response

Detailed description

• Progression-free survival (PFS) as the time from randomization to the first progression (locoregional/metastatic progression after induction, CRT or adjuvant treatment) or death from any cause, or the date of the last follow-up for patients who did not have progression or death., • Failure-free survival (FFS) as the time from randomization to the first of the following events: locoregional /metastatic progression after the completion of CRT or failure to receive CRT; or death from any cause or the date of the last follow-up for patients who did not have these events., • Overall survival (OS) defined as the time between randomization and death from any cause or date of the last follow-up for patients alive., • Compliance: for radiotherapy, total tumor dose, total number of fractions, total duration and major deviations will be reported and for anti-PD-1 + EGFR-ADC and cisplatin, number of cycles/injection, total dose, total duration of the treatment and dose intensity, and relative dose intensity (i.e. ratio of the dose received by the planned total dose). Whatever the treatment, treatment interruption, reduction and discontinuation and their reasons will be reported., • Incidence and severity of adverse events, serious adverse events and laboratory abnormalities as graded by the National Cancer Institute - Common Terminology Criteria of Adverse Events (NCI-CTCAE) v 5.0 from the randomization to one month after the end of the adjuvant treatment

Interventions

DRUGHX008
DRUGMRG003

Sponsors

Groupe Oncologie Radiotherapie Tete Cou
Lead SponsorOTHER

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Best objective response rate evaluated by the investigators with head and neck radiological imaging according to RECIST version 1.1 criteria at the end of induction phase of EGFR-ADC MRG003 + anti-PD-1 Pucotenlimab or EGFR-ADC MRG003 alone (21 ± 7 days after the Day 1 of last cycle of induction treatment). Objective response (OR) includes complete and partial response

Secondary

MeasureTime frame
• Progression-free survival (PFS) as the time from randomization to the first progression (locoregional/metastatic progression after induction, CRT or adjuvant treatment) or death from any cause, or the date of the last follow-up for patients who did not have progression or death., • Failure-free survival (FFS) as the time from randomization to the first of the following events: locoregional /metastatic progression after the completion of CRT or failure to receive CRT; or death from any cause or the date of the last follow-up for patients who did not have these events., • Overall survival (OS) defined as the time between randomization and death from any cause or date of the last follow-up for patients alive., • Compliance: for radiotherapy, total tumor dose, total number of fractions, total duration and major deviations will be reported and for anti-PD-1 + EGFR-ADC and cisplatin, number of cycles/injection, total dose, total duration of the treatment and dose intensity, and relative do

Countries

France

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026