RC48 Plus AK104 as First-line Treatment for HER2-overexpressing Advanced Gastric Cancer

Trial statusNot yet recruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18+
SponsorThe First Affiliated Hospital of Zhengzhou University

About this trial

A single-arm, single-center phase II trial study to assess the efficacy and safety of disitamab vedotin plus cadonilimab as first-line therapy for HER2-overexpressing advanced stomach carcinoma

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age: more than 18 years, gender is not limited;

Confirmed locally advanced or distant metastasis gastric or gastroesophageal junction adenocarcinoma that is inoperable by pathological examination;

Confirmed HER2 2+or 3+ by immunohistochemistry (IHC);

At least 1 measurable lesion as determined by RECIST 1.1;

Disqualifiers

Allergy to any trial drug and its excipients, or serious allergy history, or contraindication of the trial drugs;

NYHA grade 2 or above heart failure;

Unstable angina pectoris;

Myocardial infarction occurred within 12 months;

Trial design

Design model

Single group

Treatments tested in this trial

  • Disitamab Vedotin

    Drug

    Disitamab Vedotin: 2.5mg/kg, d1, ivdrip, Q2W (every 2 weeks)

  • Cadonilimab

    Drug

    Cadonilimab: 6mg/kg, d1, ivdrip, Q2W (every 2 weeks)

Treatment groups

20 Participants
are divided into 1 treatment group
Group A: Disitamab vedotin plus cadonilimabExperimental treatment 2 interventions

Trial outcomes

Primary outcomes

1

objective response rate (ORR)

The proportion of subjects with complete response (CR) and partial response (PR) in total subjects

Time frame
6 months after the last subject participating in

Secondary outcomes

1

duration of response (DOR)

DOR (per RECIST 1.1) is defined as the time from the date for first documented response of complete response (CR) or partial response (PR) to the date of first documented of disease progression or death, whichever occurs first.

Time frame
12 months after the last subject participating in
2

disease control rate (DCR)

The proportion of subjects with complete response (CR) and partial response (PR) and stable disease (SD) in total subjects

Time frame
12 months after the last subject participating in
3

time to response (TTR)

TTR (per RECIST 1.1) is defined as the time from the starting date of study drug to the first time complete response (CR) or partial response (PR)

Time frame
12 months after the last subject participating in
4

progression-free survival (PFS)

Progression-free survival (PFS per RECIST 1.1) is defined as the time from the starting date of study drug to the date of first documentation of disease progression or death, whichever occurs first

Time frame
12 months after the last subject participating in

Other outcomes

Sponsors and contacts

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