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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT05642949




Registration number
NCT05642949
Ethics application status
Date submitted
30/11/2022
Date registered
8/12/2022

Titles & IDs
Public title
Study of MHB036C in Participants With Advanced or Metastatic Solid Tumors
Scientific title
Phase 1/2, Multi-center, Open-label, Dose Escalation and Cohort Expansion Study to Evaluate the Safety/Tolerability, Pharmacokinetics and Efficacy of MHB036C in Participants With Advanced or Metastatic Solid Tumors
Secondary ID [1] 0 0
MHB036C-CP001EN
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Advanced Solid Tumor 0 0
Condition category
Condition code

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Drugs - MHB036C

Experimental: Dose Escalation - All Participants - All participants enrolled in the dose escalation part.

Experimental: Dose Expansion - All Participants - All participants enrolled in the dose expansion part


Treatment: Drugs: MHB036C
MHB036C will be administered intravenously at a frequency of once every 3 weeks (Q3W).
Intervention code [1] 0 0
Treatment: Drugs
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Number of participants with adverse events
Timepoint [1] 0 0
From the day of the first dose of MHB036C to 30 days after the day of the last dose of MHB036C
Primary outcome [2] 0 0
Number of participants with dose-limiting toxicities
Timepoint [2] 0 0
21 days after the first dose of MHB036C
Secondary outcome [1] 0 0
Pharmacokinetics (PK) parameter: Maximum concentration (Cmax)
Timepoint [1] 0 0
Within 5 cycles (each cycle is 21 days)
Secondary outcome [2] 0 0
PK parameter: Time to maximum concentration (Tmax)
Timepoint [2] 0 0
Within 5 cycles (each cycle is 21 days)
Secondary outcome [3] 0 0
PK parameter: Area under the concentration-time curve (AUC)
Timepoint [3] 0 0
Within 5 cycles (each cycle is 21 days)
Secondary outcome [4] 0 0
PK parameter: Trough concentration (Ctrough)
Timepoint [4] 0 0
Within 5 cycles (each cycle is 21 days)
Secondary outcome [5] 0 0
PK parameter: Terminal or apparent terminal half-life (t1/2)
Timepoint [5] 0 0
Within 5 cycles (each cycle is 21 days)
Secondary outcome [6] 0 0
PK parameter: Systemic clearance (CL)
Timepoint [6] 0 0
Within 5 cycles (each cycle is 21 days)
Secondary outcome [7] 0 0
Immunogenicity Assessment
Timepoint [7] 0 0
Within 5 cycles (each cycle is 21 days)
Secondary outcome [8] 0 0
Objective Response Rate (ORR)
Timepoint [8] 0 0
24 months
Secondary outcome [9] 0 0
Duration of Response (DOR)
Timepoint [9] 0 0
24 months
Secondary outcome [10] 0 0
Disease Control Rate (DCR)
Timepoint [10] 0 0
24 months
Secondary outcome [11] 0 0
Progression Free Survival (PFS)
Timepoint [11] 0 0
24 months

Eligibility
Key inclusion criteria
Participants enrolled must meet all of the following criteria:

General conditions

1. Participants voluntarily agree to participate in the study and sign the Informed Consent Form (ICF).
2. Participants aged 18 years or older (inclusive), without gender limitation.
3. Participants with ECOG performance score of 0 ~ 1.
4. Participants with expected survival time of more than 3 months.
5. Eligible participants of childbearing potential (males and females) must agree to take reliable contraceptive measures (hormone or barrier method, or absolute abstinence, etc.) with their partners during the study and within at least 90 days after the last dose; female participants of childbearing potential must have a negative results of blood pregnancy test within 7 days before the first dose of the investigational product, and must be non-lactating.
6. Participants who are able to understand study requirements, and willing and able to comply with arrangements of study and follow-up procedures.

Neoplasm-related criteria
7. Participants to be enrolled in part one must have histologically or cytologically confirmed advanced or metastatic solid tumors, which have failed or are intolerant to standard of care (SOC), or for which no SOC is available;
8. Participants to be enrolled in part two must have histologically or cytologically confirmed advanced or metastatic solid tumors, including but not limited to the following types: non-small cell lung cancer (NSCLC); small cell lung cancer (SCLC); pancreatic ductal adenocarcinoma (PDAC); head and neck squamous cell carcinoma (HNSCC); esophageal squamous cell carcinoma (ESCC); urothelial carcinoma (UC); ovarian cancer (OC); endometrial cancer (EC); breast cancer (BC); gastric cancer (GC); castration-resistant prostate cancer (CRPC); sweat gland carcinoma (SGC).

1. Additional criteria for enrollment of participants with NSCLC:

* Participants with unresectable advanced NSCLC who have failed standard of care with platinum doublet chemotherapy and immune-checkpoint inhibitors (ICIs), and are not suitable for radical therapy (NSCLC participants with driver gene mutations should have failed or are intolerant to targeted therapy for the corresponding driver gene mutation, or unsuitable for the corresponding targeted therapy as per investigator's evaluation ).
2. Additional criteria for enrollment of participants with SCLC:

* Participants with unresectable or metastatic SCLC who have previously received at least one line of systemic chemotherapy, including platinum-based chemotherapy and immune-checkpoint inhibitors (ICIs)
3. Additional criteria for enrollment of participants with PDAC:

* Participants with unresectable or metastatic PDAC who have previously received at least one line of systemic chemotherapy, including any stage in neoadjuvant/adjuvant/ palliative therapy
4. Additional criteria for enrollment of participants with HNSCC:

* Participants with unresectable advanced or metastatic HNSCC who have previously received at least one line of systemic chemotherapy, including platinum-based chemotherapy and ICIs (combined or sequential therapy).
5. Additional criteria for enrollment of participants with ESCC:

* Participants with unresectable or metastatic ESCC who have previously received at least one line of systemic chemotherapy (platinum-based chemotherapy).
6. Additional criteria for enrollment of participants with UC:

* Participants with unresectable, locally progressed, or metastatic (histologically including transitional cells and mixed of transitional/non-transitional cells) UC (sites of occurrence including renal pelvis, ureter, bladder, and urethra) who have previously received at least one line of chemotherapy, including platinum-based chemotherapy and ICIs (combined or sequential therapy).
7. Additional criteria for enrollment of participants with OC:

* Participants with OC (including rare types of epithelial ovarian cancer stipulated in the NCCN guidelines as well as fallopian tube cancer and primary peritoneal cancer) who had tumor recurrence or metastasis after receiving at least one line of platinum-based chemotherapy
8. Additional criteria for enrollment of participants with EC:

* Participants with recurrent or incurable EC who had tumor recurrence or progression following previous radical therapy, and subsequently received therapies including standard systemic therapy.
9. Additional criteria for enrollment of participants with BC:

* For participants with advanced/unresectable or metastatic TNBC: Participants who have received at least 1 line of systemic chemotherapy with anthracyclines and taxanes included in the prior systemic therapy (regardless of neoadjuvant/adjuvant/palliative therapy).
* For BC participants with hormone receptor (HR) positive (ER+ and/or PR+) and HER2 expression negative (IHC 0, 1+ or IHC 2+ with ISH-): Participants who are intolerant or resistant to endocrine therapy, or unsuitable for endocrine therapy as per investigator's evaluation.
* For BC participants with HER2 expression positive (IHC 3+ or IHC 2+ with ISH+): Participants who have previously received at least 1 line of therapy, which included HER2-targeted therapy.
10. Additional criteria for enrollment of participants with GC:

* Participants with unresectable or metastatic GC who have previously received at least one line of standard systemic chemotherapy, while the previous treatment regimens of HER2-positive (IHC 3+ or IHC 2+ with ISH+) participants must include HER2-targeted therapy.
11. Additional criteria for enrollment of participants with CRPC:

* Absence of neuroendocrine differentiation or small cell histology confirmed by histopathology;
* Underwent surgical or medical castration, with testosterone levels below 50 ng/dL;
* Objective progression as determined by radiographic progression after androgen deprivation therapy;
* Participants has relapsed or progressed after receiving at least one of the following medications: abiraterone, enzalutamide, apalutamide, or darolutamide;
* Participants has relapsed or progressed after previously docetaxel-based or mitoxantrone-based cytotoxic chemotherapy for metastatic CRPC;
* Participants with at least 1 documented lesion confirmed by either a bone scan or a CT/MRI scan.
12. Sweat gland carcinoma (SGC): unresectable or metastatic SGC.
9. Participants who agree to provide the pre-treatment tumor tissue samples for retrospective testing of target expression and other biomarkers (participants who agree but are unable to provide pre-treatment tumor tissue sample may also be enrolled). Expression of target in tumor tissue samples collected from participants will not be used as a criterion for participant enrollment.
10. Participants with at least one measurable tumor lesion as per RECIST v1.1 (generally, tumor lesions located in a previously irradiated areas or other locoregional treatment sites will not be considered as measurable lesions, unless the lesions have clearly progressed or still persist three months after radiotherapy); for participants with CRPC, evaluable lesions as defined by PCWG3 criteria, or at least one measurable tumor lesion as per RECIST v1.1 are required.

Adequate bone marrow reserve and organ functions:
11. Adequate bone marrow reserve (without transfusion, treatment of colony-stimulating factor, or biologics with similar effects within 7 days prior to the screening);

* Absolute neutrophil count (ANC) = 1.5 × 109/L;
* Platelet count = 100 × 109/L;
* Hemoglobin = 9.0 g/dL.
12. Adequate hepatic function (with reference to normal values specified by the clinical study site):

* Total bilirubin (TBIL) = 1.5 × upper limit of normal (ULN); TBIL = 2.0 × ULN if Gilbert's syndrome is present; TBIL = 3.0 × ULN is permitted if direct bilirubin (DBIL) suggests extrahepatic obstruction.
* For participants with non-hepatic tumors and without hepatic metastases, aspartate aminotransferase (AST) and alanine aminotransferase (ALT) shall be = 3.0 × ULN; for participants with hepatic tumors or hepatic metastases, AST and ALT shall be = 5.0 × ULN;
13. Adequate renal function (with reference to normal values specified by the clinical study site):

* Creatinine (Cr) = 1.5 × ULN; when Cr > 1.5 × ULN, only participants with creatinine clearance (Ccr) = 50 mL/min can be enrolled (using Cockcroft-Gault formula);
14. Adequate coagulation function:

* Activated partial thromboplastin time (APTT) = 1.5 × ULN, and international normalized ratio (INR) = 1.5.
15. Adequate cardiac function:

* Left ventricular ejection fraction (LVEF) = 50% by echocardiogram within 28 days prior to enrollment;
* New York Heart Association (NYHA) Class < grade 3.
Minimum age
18 Years
Maximum age
No limit
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
Participants will be not enrolled if they meet any of the following exclusion criteria:

Neoplasm-related criteria:

1. Participants with 2 or more malignancies (except effectively treated non-melanoma skin cancer, cervical carcinoma in situ or other tumors, or malignancies considered cured) within 5 years prior to sign the Informed Consent Form.
2. Participants who have received chemotherapy within 3 weeks prior to the first dose of investigational product, or have received target therapy within 2 weeks prior to the first dose, or have received anti-tumor therapy including radiation therapy, biologic therapy, endocrine therapy, immunotherapy, etc. within 4 weeks prior to the first dose; or participants with the following conditions:

* Medication of nitrosourea or mitomycin C within 6 weeks prior to the first dose of MHB036C;
* Medication of oral fluoropyrimidines or small molecule targeted agents within 5 half-lives of such drug before first dose of investigational product.
* Medication of traditional Chinese medicine with anti-tumor indications within 2 weeks prior to the first dose of investigational product.
3. Medication of other unmarketed investigational products or therapies within 4 weeks prior to the first dose of investigational product.
4. Presence of brain metastases and/or carcinomatous meningitis. Participants previously treated for brain metastases may be considered to be enrolled in this study, provided they have been in stable condition for at least 1 month, have no progression confirmed by radiographic examination within 4 weeks prior to the first dose of investigational product, all neurological symptoms have recovered, no evidence of new or enlarging brain metastases, and radiation or surgical had been discontinued for at least 14 days prior to the first dose of investigational product, or with steroid therapy =10 mg/day prednisone or equivalent dose of similar drugs within 14 days prior to the first dose of investigational product or during the study. This exception does not include carcinomatous meningitis, which should be excluded regardless of clinical stability.
5. Participants previously received same targeted therapy will be excluded.
6. Participants with adverse reactions from previous anti-tumor therapy that have not recovered to =Grade 1 as per CTCAE 5.0 (except for toxicities without safety risks as determined by the investigator, such as alopecia, hypothyroidism stably managed by hormone replacement therapy, etc.).

General conditions:
7. Participants underwent major organ surgery (excluding biopsy) or significant trauma within 4 weeks prior to the first dose of investigational product or require elective surgery during the study.
8. Participants vaccinated with attenuated live vaccines (except for SARS-CoV-2 vaccination) within 4 weeks prior to the first dose of investigational product.
9. Participants received treatment with systemic corticosteroids (prednisone at > 10 mg/day, or similar drugs at equivalent dose) or other immunosuppressive agents within 14 days prior to the first dose of investigational product, with the following exceptions:

* Treatment with topical, ocular, intra-articular, intranasal, and inhaled corticosteroids;
* Short-term use of glucocorticoids for prophylaxis (e.g., prevention of contrast media allergy).
10. Participants with clinically severe pulmonary compromise resulting from intercurrent pulmonary illnesses including, but not limited to, any underlying pulmonary disorder, or any autoimmune, connective tissue or inflammatory disorders with pulmonary involvement, or prior pneumonectomy.
11. Participants with history of non-infectious interstitial lung disease (ILD)/pneumonitis that required steroids, or has current ILD/pneumonitis, or where suspected ILD/pneumonitis that cannot be ruled out by imaging examination at screening.
12. Participants with active pulmonary tuberculosis.
13. Participants with clinically diagnosed corneal disease.
14. Participants with current active infection requiring systemic therapy.
15. Participants with positive results in virus serology tests (participants receiving antiviral prophylaxis other than interferon are allowed to be enrolled):

* anti-HIV antibody positive;
* Or, positive results of both HBsAg and HBV-DNA (i.e., HBV-DNA result is not below the LOD);
* Or, positive results of both HCV Ab and HCV-RNA (i.e., HCV-RNA result is not below the LOD).
16. History of serious cardiovascular and cerebrovascular diseases, including but not limited to:

* Severe heart rhythm or conduction abnormalities, such as ventricular arrhythmia requiring clinical intervention, or second-degree to third-degree atrioventricular block;
* Fridericia-corrected QT interval (QTcF) > 450 ms for males or > 470 ms for females;
* Acute coronary syndrome, congestive heart failure, aortic dissection, stroke and other major cardiovascular and cerebrovascular events within 6 months prior to the first dose;
* New myocardial infarction or unstable angina within 6 months prior to enrollment;
* Clinically uncontrolled hypertension;
17. Participants with active autoimmune disorders (such as systemic lupus erythematosus, rheumatoid arthritis, vasculitis, etc.), except for participants with clinically stable autoimmune thyroid disease or type I diabetes mellitus.
18. Participants with clinically uncontrolled effusion in third spacing, deemed as inappropriate for enrollment by the investigator.
19. Participants known to have hypersensitivity or delayed hypersensitivity to certain components or analogues of the study drug.
20. Participants with drug abuse or any other medical conditions, such as clinically significant cardiac or psychological conditions that, in the opinion of the investigator, may interfere with study participation or the results of the clinical study.
21. Participants known to have alcohol or drug abuse.
22. Females who are pregnant or lactating, or males/females who plan for childbirth.
23. Participants who are estimated to have poor compliance in study participation, or unsuitable to participate this clinical study by the opinion of the investigator for the history of other serious systemic disorders, or with other reasons.

Study design
Purpose of the study
Treatment
Allocation to intervention
Randomised controlled trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Open (masking not used)
Who is / are masked / blinded?



Intervention assignment
Other
Other design features
Phase
Phase 1
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Not yet recruiting
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
23/01/2023
Actual
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
30/06/2026
Actual
Sample size
Target
400
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)
QLD,SA,VIC
Recruitment hospital [1] 0 0
Pindara Private Hospital - Gold Coast
Recruitment hospital [2] 0 0
Southern Oncology Clinical Research Unit - Adelaide
Recruitment hospital [3] 0 0
Cabrini Health - Melbourne
Recruitment postcode(s) [1] 0 0
4217 - Gold Coast
Recruitment postcode(s) [2] 0 0
5042 - Adelaide
Recruitment postcode(s) [3] 0 0
3144 - Melbourne

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Minghui Pharmaceutical Pty Ltd
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
Trial website
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Minghui Pharmaceutical Contact for Clinical Trial Information
Address 0 0
Country 0 0
Phone 0 0
086-02160898367
Fax 0 0
Email 0 0
minghui_ra@minghuipharma.com
Contact person for scientific queries

Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
Undecided
No/undecided IPD sharing reason/comment


What supporting documents are/will be available?

No Supporting Document Provided



Results publications and other study-related documents

No documents have been uploaded by study researchers.


Results not provided in https://clinicaltrials.gov/study/NCT05642949