SSGJ-705 Monotherapy and Combination Therapy in Advanced HER2-Expressing Solid Tumors

Trial statusRecruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18-75
SponsorShenyang Sunshine Pharmaceutical Co., LTD.

About this trial

This study was an open-label phase Ⅱ study to evaluate the safety and efficacy of SSGJ-705 Monotherapy and Combination Therapy in patients with advanced HER2-Expressing Solid Tumors.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Males and/or females over age 18.

Histologically and/or cytologically documented local advanced or metastatic non-Small Cell Lung Cancer(NSCLC),Breast Cancer(BC)or Gastric/Gastroesophageal Junction Cancer (G/GEJC).

Eastern Cooperative Oncology Group (ECOG) performance status of 0-1.

Expected survival >3 months.

Disqualifiers

Any remaining adverse events (AEs) > grade 1 from prior anti-tumor treatment as per Common Terminology Criteria for Adverse Events(CTCAE) v5. 0, with exception of hair loss, fatigue, and grade 2 peripheral neurotoxicity.

Pregnant or nursing women or women/men who are ready to give birth.

symptomatic central nervous system metastasis.

Allergy to other antibody drugs or any excipients in the study drugs.

Trial design

Design model

Single group

Treatments tested in this trial

  • SSGJ-705

    Drug

    anti-PD-1 (programmed cell death protein 1) and anti-HER2 (Human Epidermal GrowthFactor Receptor 2)bispecifc antibody

  • PD-1/L1 inhibitor combined with chemotherapy

    Drug

    Immune checkpoint inhibitors

  • SSGJ-705 combined with chemotherapy

    Drug

    anti-PD-1 and anti-HER2 bispecifc antibody

Treatment groups

340 Participants
are divided into 2 treatment groups
Group A: Part 1Experimental treatment 1 intervention
Group B: Part 2Experimental treatment 2 interventions

Trial outcomes

Primary outcomes

1

Objective response rate (ORR)

The primary efficacy end point

Time frame
12 months
2

Incidence of Treatment-Emergent Adverse Events

The primary safety end point

Time frame
12 months
3

Severity of Treatment-Emergent Adverse Events

The primary safety end point

Time frame
12 months

Secondary outcomes

1

Progression-Free-Survival (PFS)

The secondary efficacy end point

Time frame
24 months

Other outcomes

Sponsors and contacts

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