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A Phase Ib/II Study of AK112 in Combination With AK117 in Advanced Malignant Tumors

Phase 1
Conditions
Advanced Malignant Tumors
Interventions
Registration Number
NCT05229497
Lead Sponsor
Akeso
Brief Summary

Phase Ib/II open label, multicenter study to evaluate the efficacy and safety of AK112 (anti-PD-1 and VEGF bispecific antibody) combined with AK117#AntiCD47 Antibody# in advanced malignant tumors

Detailed Description

Not available

Recruitment & Eligibility

Status
UNKNOWN
Sex
All
Target Recruitment
114
Inclusion Criteria
  1. 18 to 75 years old.

  2. Have a life expectancy of at least 3 months.

  3. Have an Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1.

  4. Phase Ib: Histologically or cytologically confirmed selected advanced solid tumor.

  5. Phase II:

    Cohort 1 and 2 :

    A. Has histologically confirmed recurrent or metastatic HNSCC who had failed only first-line platinum-containing therapy.

    B. Has histologically confirmed recurrent or metastatic HNSCC with PD-L1 positive (CPS≥1) without prior systemic antitumor therapy.

    Cohort 3: Has histologically confirmed recurrent or metastatic HNSCC without prior systemic antitumor therapy.

  6. Have at least one measurable lesion based on Response Evaluation Criteria in Solid Tumors (RECIST) 1.1 assessed by investigator.

  7. Has adequate organ function.

Exclusion Criteria
  1. Undergone major surgery within 30 days prior to the first dose of study treatment.
  2. Active central nervous system (CNS) metastases.
  3. History of active autoimmune disease that has required systemic treatment in the past 2 years (i.e.,corticosteroids or immunosuppressive drugs).
  4. Active Hepatitis B or Hepatitis C.
  5. Received previous immunotherapy, including immune checkpoint inhibitors, immune checkpoint agonists, immune cell therapy and other treatments targeting the mechanism of tumor immunity.
  6. History of severe bleeding tendency or coagulation disorder.

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Phase Ib#Dosage regimen 2#AK112Subjects receive AK112 (20 mg/kg Q3W) + AK117 (45 mg/kg QW)
Phase Ib#Dosage regimen 1#AK112Subjects receive AK112 (20 mg/kg Q3W) + AK117 (30 mg/kg QW)
Phase Ib#Dosage regimen 1#AK117Subjects receive AK112 (20 mg/kg Q3W) + AK117 (30 mg/kg QW)
Phase Ib#Dosage regimen 2#AK117Subjects receive AK112 (20 mg/kg Q3W) + AK117 (45 mg/kg QW)
Phase II#Cohort 1#AK112Head and neck squamous cell carcinoma (HNSCC): AK112 (20 mg/kg Q3W)
Phase II#Cohort 2#AK112HNSCC: AK112 (20 mg/kg Q3W) + AK117 (recommended Phase 2 dose)
Phase II#Cohort 2#AK117HNSCC: AK112 (20 mg/kg Q3W) + AK117 (recommended Phase 2 dose)
Phase II#Cohort 3#5-FluorouracilHNSCC: AK112 (20 mg/kg Q3W) + AK117 (recommended Phase 2 dose)+Carboplatin/cisplatin+5-fluorouracil
Phase II#Cohort 3#AK112HNSCC: AK112 (20 mg/kg Q3W) + AK117 (recommended Phase 2 dose)+Carboplatin/cisplatin+5-fluorouracil
Phase II#Cohort 3#AK117HNSCC: AK112 (20 mg/kg Q3W) + AK117 (recommended Phase 2 dose)+Carboplatin/cisplatin+5-fluorouracil
Phase II#Cohort 3#CisplatinHNSCC: AK112 (20 mg/kg Q3W) + AK117 (recommended Phase 2 dose)+Carboplatin/cisplatin+5-fluorouracil
Phase II#Cohort 3#CarboplatinHNSCC: AK112 (20 mg/kg Q3W) + AK117 (recommended Phase 2 dose)+Carboplatin/cisplatin+5-fluorouracil
Primary Outcome Measures
NameTimeMethod
Objective Response Rate (ORR)Up to approximately 2 years
Number of patients with Adverse Events (AEs)Up to approximately 2 years

Characterization of incidence, severity and abnormal clinically significant laboratory findings of AEs

Number of patients experiencing dose-limiting toxicities (DLTs)During the first 3 weeks
Secondary Outcome Measures
NameTimeMethod
Time to response (TTR)Up to approximately 2 years
Progression free survival (PFS)Up to approximately 2 years
Overall survival (OS)Up to approximately 2 years
Disease control rate (DCR)Up to approximately 2 years
Duration of Response (DOR)Up to approximately 2 years

Trial Locations

Locations (1)

Zhejiang Cancer Hospital

🇨🇳

Hangzhou, Zhejiang, China

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