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A Safety and Tolerability Study of NC762 in Subjects With Advanced or Metastatic Solid Tumors

A Phase 1/2, Open-Label, Dose-Escalation, Safety and Tolerability Study of NC762 in Subjects With Advanced or Metastatic Solid Tumors

Status
Terminated
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04875806
Enrollment
40
Registered
2021-05-06
Start date
2021-06-30
Completion date
2024-01-30
Last updated
2025-04-22

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

Conditions

Advanced or Metastatic Solid Tumors, Breast Cancer, Non-small Cell Lung Cancer, Ovarian Cancer

Keywords

Advanced Cancer, Metastatic Cancer, NC762, Solid Tumor, Immunotherapy, PK, Ovarian Cancer, Lung Cancer, Breast Cancer

Brief summary

This research study is studying a new drug, NC762, as a possible treatment for advanced or metastatic solid tumors.

Interventions

DRUGNC762

NC762 is an experimental antibody drug that may make the immune response more active against cancer

Sponsors

NextCure, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

Phase 1 will utilize a 3 + 3 design to explore escalating dose levels. Phase 2 Dose Expansion will further evaluate the safety, tolerability, preliminary efficacy, and PK/PD activity of NC762 at the RP2D utilizing a Simon 2-stage design.

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Men and women aged 18 or older. * Willingness to provide written informed consent for the study. * ECOG performance status 0 to 1. * Locally advanced or metastatic disease; locally advanced disease must not be amenable to resection with curative intent. * Subjects who have disease progression after treatment with available therapies that are known to confer clinical benefit, or who are intolerant to treatment, or who refuse standard treatment. Note: There is no limit to the number of prior treatment regimens. * Presence of measurable disease based on RECIST v1.1. Tumor lesions situated in a previously irradiated area, or in an area subjected to other locoregional therapy, are not considered measurable unless there has been demonstrated progression in the lesion. * Phase 1a Dose Escalation (optional), Phase 1b Safety Expansion, and Phase 2 (mandatory): Willingness to undergo pretreatment and on-treatment tumor biopsies (core or excisional). * Female subjects of childbearing potential (defined as women who have not undergone surgical sterilization with a hysterectomy and/or bilateral oophorectomy and are not postmenopausal, defined as ≥ 12 months of amenorrhea) and non-sterilized male subjects of childbearing potential must agree to take appropriate precautions to avoid pregnancy or fathering children (with at least 99% certainty) from screening through 90 days after the last dose of study drug. Females of child-bearing potential must have a negative serum pregnancy test at screening.

Exclusion criteria

* Inability to comprehend or unwilling to sign the ICF. * Laboratory and medical history parameters not within the protocol-defined range. 1. Absolute neutrophil count \< 1.5 × 10\^9/L. 2. Platelets \< 100 × 10\^9/L. 3. Hemoglobin \< 9 g/dL or \< 5.6 mmol/L. 4. Serum creatinine \> 1.5 × institutional upper limit of normal (ULN) and measured or calculated creatinine clearance \< 50 mL/min for subjects with creatinine levels \> 1.5 × institutional ULN. 5. Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) ≥ 2.5 × ULN. With the following exceptions: subjects with documented liver metastases AST and/or ALT ≤ 5 × ULN. Patients with documented liver or bone metastases: alkaline phosphatase ≤ 5 ×ULN. 6. Total bilirubin ≥ 1.5 × ULN. 7. International normalized ratio (INR) or prothrombin time (PT) \> 1.5 × ULN; Activated partial thromboplastin time (aPTT) \> 1.5 × ULN, except for subjects on anticoagulation. * Transfusion of blood products (including platelets or red blood cells) or administration of colony-stimulating factors (including granulocyte colony-stimulating factor, granulocyte macrophage colony-stimulating factor, or recombinant erythropoietin) within 7 days before the first administration of study drug. * Receipt of anticancer medications or investigational drugs within the following intervals before the first administration of study drug: 1. ≤ 14 days for chemotherapy, targeted small molecule therapy, hormonal therapy or radiation therapy. Subjects must not have had radiation pneumonitis because of a treatment. A 1-week washout is permitted for palliative radiation to non-central nervous system (CNS) disease with medical monitor approval. 2. ≤ 28 days for prior immunotherapy or persistence of active cellular therapy (e.g., chimeric antigen receptor T cell therapy; other cellular therapies must be discussed with the medical monitor to determine eligibility). 3. ≤ 28 days for a prior mAb used for anticancer therapy except for denosumab. 4. ≤ 7 days for immune-suppressive-based treatment for any reason. 5. ≤ 28 days or 5 half-lives, t½, (whichever is longer) before the first dose for all other investigational study drugs or devices. For investigational agents with long half-lives (e.g., \> 5 days), enrollment before the fifth t½ requires medical monitor approval. 6. ≤ 14 days for a COVID-19 vaccine. Note: For 2-dose vaccines, subjects must wait at least 14 days after administration of the 2nd dose of the vaccine prior to receiving the first dose of the study drug. * Has not recovered to ≤ Grade 1 from toxic effects of prior therapy (including prior immunotherapy and radiation therapy) and/or complications from prior surgical intervention before starting therapy. * Receipt of a live vaccine within 30 days of planned start of study therapy. * Active autoimmune disease that required systemic treatment in the past (i.e., with use of disease-modifying agents, corticosteroids, or immunosuppressive drugs). * Known active CNS metastases and/or carcinomatous meningitis. * Known concurrent malignancy that is progressing or requires active treatment, or history of other malignancy within 2 years of study entry. * Evidence of active, noninfectious pneumonitis or history of interstitial lung disease. * Documented known activating or driver mutations (i.e. EGFR mutations/amplification, BRAF mutations, ALK alterations, etc.) which have not been previously treated with a standard of care targeted therapy. * Subjects with screening QTc interval \> 470 milliseconds (corrected by Fridericia) are excluded. * Uncontrolled systemic fungal, bacterial, viral, or other infection despite appropriate anti-infection treatment. * Evidence of hepatitis B virus (HBV) or hepatitis C virus (HCV), unless the hepatitis is considered to be cured. * Known history of HIV (HIV 1 or HIV 2 antibodies). * Known allergy or reaction to any component of study drug or formulation components. * Is pregnant or breastfeeding or expecting to conceive or father children within the projected duration of the study, starting with the screening visit through 90 days after the last dose of study treatment. * Any condition that would, in the investigator's judgment, interfere with full participation in the study, including administration of study drug and attending required study visits; pose a significant risk to the subject; or interfere with interpretation of study data.

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants With Treatment-emergent Adverse Events as Assessed by CTCAE v5.0From enrollment through up to 90 days after end of treatment, an average of 1 yearFrequency, duration, and severity of treatment-emergent adverse events (AEs)

Secondary

MeasureTime frameDescription
Duration of Response (DoR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1Approximately 1 yearTo assess antitumor activity/efficacy by evaluating duration of response (DoR), defined as the time from the first documented complete response or partial response per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 to the first documented progressive disease or death due to any cause, whichever occurs first. Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1) for target lesions and assessed by CT or MRI: Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions.
Disease Control Rate (DCR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1Approximately 1 yearTo assess antitumor activity/efficacy by evaluating disease control rate (DCR), defined as the proportion of participants in whom a documented complete response, partial response, or stable disease is observed as the best overall response per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1.
Progression-free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1Approximately 1 yearTo evaluate progression-free survival (PFS), defined as the time from the first dose of NC762 to the first occurrence of documented progressive disease or death due to any cause, whichever occurs first. Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions.
Objective Response Rate (ORR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1Approximately 1 yearTo assess antitumor activity/efficacy by evaluating objective response rate (ORR), defined as the percentage of participants who experienced a complete response (CR; disappearance of all target lesions) or a partial response (PR; at least a 30% decrease in the sum of diameters of target lesions) based on Response Evaluation Criteria in Solid Tumors (RECIST) v1.1
Maximum Serum Concentration (Cmax) of NC762Days 1, 2, 3, and 8 of Cycles 1 and 5. Each cycle is 14 days.To evaluate the Maximum Serum Concentration (Cmax) of NC762
Area Under the Curve (AUC) of NC762Days 1, 2, 3, and 8 of Cycles 1 and 5. Each cycle is 14 days.To evaluate the Area Under the Curve (AUC) of NC762
Half-life (T1/2) of NC762Days 1, 2, 3, and 8 of Cycles 1 and 5. Each cycle is 14 days.To evaluate the Half-life (T1/2) of NC762
Overall Survival (OS)Approximately 1 yearTo evaluate overall survival (OS), defined as the time from the first dose of NC762 to death due to any cause.

Countries

United States

Participant flow

Participants by arm

ArmCount
0.5mg/kg NC762
Subjects received NC762 IV at 0.5mg/kg Q2W until disease progression, withdraw of consent, or intolerable toxicity (whichever comes first). NC762: NC762 is an experimental antibody drug that may make the immune response more active against cancer
4
1.5mg/kg NC762
Subjects received NC762 IV at 1.5mg/kg Q2W until disease progression, withdraw of consent, or intolerable toxicity (whichever comes first). NC762: NC762 is an experimental antibody drug that may make the immune response more active against cancer
4
5mg/kg NC762
Subjects received NC762 IV at 5mg/kg Q2W until disease progression, withdraw of consent, or intolerable toxicity (whichever comes first). NC762: NC762 is an experimental antibody drug that may make the immune response more active against cancer
3
10mg/kg NC762
Subjects received NC762 IV at 10mg/kg Q2W until disease progression, withdraw of consent, or intolerable toxicity (whichever comes first). NC762: NC762 is an experimental antibody drug that may make the immune response more active against cancer
11
20mg/kg NC762
Subjects received NC762 IV at 20mg/kg Q2W until disease progression, withdraw of consent, or intolerable toxicity (whichever comes first). NC762: NC762 is an experimental antibody drug that may make the immune response more active against cancer
18
Total40

Baseline characteristics

Characteristic0.5mg/kg NC7621.5mg/kg NC7625mg/kg NC76210mg/kg NC76220mg/kg NC762Total
Age, Continuous48.8 years
STANDARD_DEVIATION 4.03
74.0 years
STANDARD_DEVIATION 8.76
74.3 years
STANDARD_DEVIATION 3.21
61.5 years
STANDARD_DEVIATION 13.13
57.0 years
STANDARD_DEVIATION 13.55
60.4 years
STANDARD_DEVIATION 13.62
Body Mass Index (BMI)22.693 kg/m2
STANDARD_DEVIATION 4.6895
29.365 kg/m2
STANDARD_DEVIATION 4.2638
26.543 kg/m2
STANDARD_DEVIATION 4.5224
26.366 kg/m2
STANDARD_DEVIATION 5.5265
25.937 kg/m2
STANDARD_DEVIATION 6.0424
26.113 kg/m2
STANDARD_DEVIATION 5.496
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants0 Participants0 Participants0 Participants1 Participants1 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
4 Participants4 Participants3 Participants11 Participants17 Participants39 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Black or African American
1 Participants0 Participants0 Participants0 Participants3 Participants4 Participants
Race (NIH/OMB)
More than one race
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants1 Participants0 Participants1 Participants2 Participants
Race (NIH/OMB)
White
3 Participants4 Participants2 Participants11 Participants14 Participants34 Participants
Region of Enrollment
United States
4 participants4 participants3 participants11 participants18 participants40 participants
Sex: Female, Male
Female
1 Participants1 Participants1 Participants7 Participants18 Participants28 Participants
Sex: Female, Male
Male
3 Participants3 Participants2 Participants4 Participants0 Participants12 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
EG004
affected / at risk
deaths
Total, all-cause mortality
1 / 41 / 42 / 32 / 119 / 18
other
Total, other adverse events
4 / 43 / 43 / 311 / 1117 / 18
serious
Total, serious adverse events
0 / 40 / 41 / 31 / 1111 / 18

Outcome results

Primary

Number of Participants With Treatment-emergent Adverse Events as Assessed by CTCAE v5.0

Frequency, duration, and severity of treatment-emergent adverse events (AEs)

Time frame: From enrollment through up to 90 days after end of treatment, an average of 1 year

Population: The Safety Analysis Set (SAS) will include all the subjects who receive any amount of study drug.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
0.5mg/kg NC762Number of Participants With Treatment-emergent Adverse Events as Assessed by CTCAE v5.04 Participants
1.5mg/kg NC762Number of Participants With Treatment-emergent Adverse Events as Assessed by CTCAE v5.03 Participants
5mg/kg NC762Number of Participants With Treatment-emergent Adverse Events as Assessed by CTCAE v5.03 Participants
10mg/kg NC762Number of Participants With Treatment-emergent Adverse Events as Assessed by CTCAE v5.011 Participants
20mg/kg NC762Number of Participants With Treatment-emergent Adverse Events as Assessed by CTCAE v5.018 Participants
Secondary

Area Under the Curve (AUC) of NC762

To evaluate the Area Under the Curve (AUC) of NC762

Time frame: Days 1, 2, 3, and 8 of Cycles 1 and 5. Each cycle is 14 days.

Population: The PK analysis set (PAS) will include all the subjects whose blood samples are collected for PK analysis. AUC from time 0 to the last measurable concentration.

ArmMeasureGroupValue (MEAN)Dispersion
0.5mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 52040 h*ug/mLStandard Deviation 976
0.5mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 11170 h*ug/mLStandard Deviation 439
1.5mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 12130 h*ug/mLStandard Deviation 481
1.5mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 55090 h*ug/mLStandard Deviation 684
5mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 5NA h*ug/mL
5mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 113600 h*ug/mLStandard Deviation 2620
10mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 128300 h*ug/mLStandard Deviation 8990
10mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 539100 h*ug/mLStandard Deviation 38000
20mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 147300 h*ug/mLStandard Deviation 13200
20mg/kg NC762Area Under the Curve (AUC) of NC762Cycle 574900 h*ug/mLStandard Deviation 39100
Secondary

Disease Control Rate (DCR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1

To assess antitumor activity/efficacy by evaluating disease control rate (DCR), defined as the proportion of participants in whom a documented complete response, partial response, or stable disease is observed as the best overall response per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1.

Time frame: Approximately 1 year

Population: The FAS includes all subjects enrolled in the study who received at least one full dose of NC762

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
0.5mg/kg NC762Disease Control Rate (DCR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.12 Participants
1.5mg/kg NC762Disease Control Rate (DCR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.13 Participants
5mg/kg NC762Disease Control Rate (DCR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.12 Participants
10mg/kg NC762Disease Control Rate (DCR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.13 Participants
20mg/kg NC762Disease Control Rate (DCR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.16 Participants
Secondary

Duration of Response (DoR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1

To assess antitumor activity/efficacy by evaluating duration of response (DoR), defined as the time from the first documented complete response or partial response per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 to the first documented progressive disease or death due to any cause, whichever occurs first. Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1) for target lesions and assessed by CT or MRI: Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions.

Time frame: Approximately 1 year

Population: The full analysis set (FAS) includes all subjects enrolled in the study who received at least one full dose of NC762

ArmMeasureValue (MEDIAN)
0.5mg/kg NC762Duration of Response (DoR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1NA months
1.5mg/kg NC762Duration of Response (DoR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1NA months
5mg/kg NC762Duration of Response (DoR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1NA months
10mg/kg NC762Duration of Response (DoR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1NA months
20mg/kg NC762Duration of Response (DoR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1NA months
Secondary

Half-life (T1/2) of NC762

To evaluate the Half-life (T1/2) of NC762

Time frame: Days 1, 2, 3, and 8 of Cycles 1 and 5. Each cycle is 14 days.

Population: The PK analysis set (PAS) will include all the subjects whose blood samples are collected for PK analysis. Half-Life Lambda z (h).

ArmMeasureGroupValue (MEAN)Dispersion
0.5mg/kg NC762Half-life (T1/2) of NC762Cycle 1114 hStandard Deviation 23.8
1.5mg/kg NC762Half-life (T1/2) of NC762Cycle 1131 hStandard Deviation 29
5mg/kg NC762Half-life (T1/2) of NC762Cycle 5NA h
5mg/kg NC762Half-life (T1/2) of NC762Cycle 1129 hStandard Deviation 12
10mg/kg NC762Half-life (T1/2) of NC762Cycle 5NA h
10mg/kg NC762Half-life (T1/2) of NC762Cycle 1124 hStandard Deviation 24.5
20mg/kg NC762Half-life (T1/2) of NC762Cycle 5NA h
20mg/kg NC762Half-life (T1/2) of NC762Cycle 1129 hStandard Deviation 20.5
Secondary

Maximum Serum Concentration (Cmax) of NC762

To evaluate the Maximum Serum Concentration (Cmax) of NC762

Time frame: Days 1, 2, 3, and 8 of Cycles 1 and 5. Each cycle is 14 days.

Population: The PK analysis set (PAS) will include all the subjects whose blood samples are collected for PK analysis.

ArmMeasureGroupValue (MEAN)Dispersion
0.5mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 111.2 ug/mLStandard Deviation 2.62
0.5mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 514.6 ug/mLStandard Deviation 6.08
1.5mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 118.5 ug/mLStandard Deviation 4.98
1.5mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 535.8 ug/mLStandard Deviation 6.21
5mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 1119 ug/mLStandard Deviation 0.707
5mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 5NA ug/mL
10mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 5289 ug/mLStandard Deviation 197
10mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 1227 ug/mLStandard Deviation 69.6
20mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 1440 ug/mLStandard Deviation 102
20mg/kg NC762Maximum Serum Concentration (Cmax) of NC762Cycle 5477 ug/mLStandard Deviation 163
Secondary

Objective Response Rate (ORR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1

To assess antitumor activity/efficacy by evaluating objective response rate (ORR), defined as the percentage of participants who experienced a complete response (CR; disappearance of all target lesions) or a partial response (PR; at least a 30% decrease in the sum of diameters of target lesions) based on Response Evaluation Criteria in Solid Tumors (RECIST) v1.1

Time frame: Approximately 1 year

Population: The full analysis set (FAS) includes all subjects enrolled in the study who received at least one full dose of NC762

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
0.5mg/kg NC762Objective Response Rate (ORR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.10 Participants
1.5mg/kg NC762Objective Response Rate (ORR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.10 Participants
5mg/kg NC762Objective Response Rate (ORR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.10 Participants
10mg/kg NC762Objective Response Rate (ORR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.10 Participants
20mg/kg NC762Objective Response Rate (ORR) as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST) v1.10 Participants
Secondary

Overall Survival (OS)

To evaluate overall survival (OS), defined as the time from the first dose of NC762 to death due to any cause.

Time frame: Approximately 1 year

Population: The full analysis set (FAS) includes all subjects enrolled in the study who received at least one full dose of NC762

ArmMeasureValue (MEDIAN)
0.5mg/kg NC762Overall Survival (OS)NA months
1.5mg/kg NC762Overall Survival (OS)15.74 months
5mg/kg NC762Overall Survival (OS)7.66 months
10mg/kg NC762Overall Survival (OS)NA months
20mg/kg NC762Overall Survival (OS)7.92 months
Secondary

Progression-free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1

To evaluate progression-free survival (PFS), defined as the time from the first dose of NC762 to the first occurrence of documented progressive disease or death due to any cause, whichever occurs first. Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions.

Time frame: Approximately 1 year

Population: The FAS includes all subjects enrolled in the study who received at least one full dose of NC762

ArmMeasureValue (MEDIAN)
0.5mg/kg NC762Progression-free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors (RECIST) v1.112.07 weeks
1.5mg/kg NC762Progression-free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors (RECIST) v1.113.00 weeks
5mg/kg NC762Progression-free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors (RECIST) v1.133.29 weeks
10mg/kg NC762Progression-free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors (RECIST) v1.17.43 weeks
20mg/kg NC762Progression-free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors (RECIST) v1.17.57 weeks

Source: ClinicalTrials.gov · Data processed: Feb 11, 2026